[COMMODITY] fixing of wrong 'children' record fetching stuff
[COMMODITY] fixing of wrong 'children' record fetching stuff

Some of commodities can be found in search, but visiting of commodity details page
causes redirect to search page.

As I found we have an issue in `Commodity#children` method.
Issue come with fix for https://trello.com/c/VOrEAwts/441-tariff17-duplicate-commodity-codes-in-search-box-and-non-declarable-commodity-clickable-searchable

So rolling back of this update - fixed issue for all previously errored commodities:

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0306111010?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0306119000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0306141000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0306143000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0306149010?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0306169100?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0306169920?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0306169930?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0306179100?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0306179220?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0306179300?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0306179400?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0306179910?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0306191000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0406309000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0406900100?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0406901300?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/0406901500?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/1001990060?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/1001990092?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/1515909920?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/1515909992?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/1602499000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2001909781?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2001909791?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2003102000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2006009991?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2008994090?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2008996390?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2008996791?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2008996795?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2009419910?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2009419970?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2009719910?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2101129299?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2208903300?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2401106000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2401107010?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2401206000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2401207010?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2830100090?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2905490090?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/2909309090?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/3502902000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/3706102000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/3706905200?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/3706909100?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/3901300010?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/3913900093?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/3913900095?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/3920102300?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/3920102410?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/3920621976?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/3926300090?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/4016930090?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/4016999110?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/4408101500?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/4408395500?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/4408901500?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/4804193000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/4804315800?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/4804398000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/4823709000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/6110909030?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/6207910099?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/6207999091?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/6208910090?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/6208990091?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7005292500?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7222208900?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7222305100?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7228102000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7228105000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7304299090?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7304312020?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7304312099?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7304318030?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7304395220?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7304395830?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7304399230?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7304399299?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7304399320?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7304499990?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7304518120?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7304518199?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7304518930?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7304518999?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7304599230?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7306307280?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7306307290?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7306307780?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7308905100?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7312106191?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7312106591?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7312106599?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7312106991?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7312108112?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7312108113?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7312108312?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7312108313?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7312108512?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7312108513?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7312108912?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7312108913?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7312108990?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7312109812?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7312109813?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7606129310?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/7606129920?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8108300090?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8108905085?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8108909030?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8108909091?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8413702100?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8428907100?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8462211000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8462218000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8462291000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8462299100?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8466209800?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8466912000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8467292000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8467295100?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8467295300?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8467297000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8477591000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8477901000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8479893000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8481309920?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8501539410?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8501539910?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8504405510?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8504408410?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8504409025?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8504409030?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8504409080?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8504901810?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8507908010?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8507908060?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8507908070?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8507908080?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8514101000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8514201000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8522902000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8526912030?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8529101100?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8529103100?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8537209110?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8537209910?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/8540120010?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/9017201000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/9403109100?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/9405105000?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/9405109120?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/9405403990?day=1&month=1&year=2018

https://www.trade-tariff.service.gov.uk/trade-tariff/commodities/9608109200?day=1&month=1&year=2018

[TRELLO CARD](https://trello.com/c/i9NvpzUt/464-tariff17-some-commodities-are-missing-their-commodity-page)

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