codespell: Exclude coverage output
codespell: Exclude coverage output

Exclude .cover, that's where the HTML report of code coverage is placed
and this can be ignored
remove the exclusion of name "ether", it's nowhere in the code anyway

certtools/intelmq,certtools/intelmq,aaronkaplan/intelmq,aaronkaplan/intelmq,aaronkaplan/intelmq,certtools/intelmq