[Rails5] Fix enum question mark methods
What does this MR do?
Rails 5.0 autogenerated question mark enum methods return wrong result if enum value is nil.
They always return false.
This MR adds methods that overwrite autogenerated ones to return correct results.
Are there points in the code the reviewer needs to double check?
No.
Why was this MR needed?
Screenshots (if relevant)
No.
Does this MR meet the acceptance criteria?
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Changelog entry added, if necessary -
Documentation created/updated -
API support added -
Tests added for this feature/bug - Review
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Has been reviewed by UX -
Has been reviewed by Frontend -
Has been reviewed by Backend -
Has been reviewed by Database
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Conform by the merge request performance guides -
Conform by the style guides -
Squashed related commits together -
Internationalization required/considered -
End-to-end tests pass ( package-and-qamanual pipeline job)