Add support for filter descriptions and deprecations (#4919)
Add support for filter descriptions and deprecations (#4919)

* Add support for filter descriptions and deprecations

* Update description and deprecation retrieval

* Fix errors in dictionary assignments

* Modified retrieval of filter descriptions

maferelo/saleor,maferelo/saleor,mociepka/saleor,maferelo/saleor,mociepka/saleor,mociepka/saleor