Fixes #15971: Preserve 'none' selection in filter form fields #19310
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jeremystretch
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bctiemann
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bctiemann
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Apr 28, 2025
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Fixes: #15971
If
null_optionset on the field, convert itschoicesattribute from ModelChoiceIterator to a list and insert the null option. This allows it to be displayed as a selected choice when the widget is rendered.