Fixed #31118 -- Made FileInput to avoid the required attribute when initial data exists.

[ShubhamSingh20]

Added use_required_attribute() method to FileInput widget, this will remove the required attribute if initial data is provided to the FileField.

[felixxm]

Documentation changes and tests are required.

[felixxm]

@ShubhamSingh20 Thanks 👍 I left comments.

Changes are missing in the Widget.use_required_attribute() docs, e.g.

        otherwise. Special cases are :class:`~django.forms.ClearableFileInput`,
        and :class:`~django.forms.FileInput` which return `False` ...

also versionchanged annotation is missing.

Please remove ClearableFileInput.use_required_attribute() it's not necessary anymore, because ClearableFileInput inherits from FileInput.

[ShubhamSingh20]

Changes are missing in the Widget.use_required_attribute() docs, e.g.

        otherwise. Special cases are :class:`~django.forms.ClearableFileInput`,
        and :class:`~django.forms.FileInput` which return `False` ...

also versionchanged annotation is missing.

Should the versionchanged annotation, specify version 3.0 ?

[felixxm]

Should the versionchanged annotation, specify version 3.0 ?

No, 3.1.

[ShubhamSingh20]

Should the versionchanged annotation, specify version 3.0 ?

No, 3.1.

okay. I will change it accordingly

[felixxm]

@ShubhamSingh20 Thanks 👍 I pushed minor edits to tests and docs, and added release notes.

[ShubhamSingh20]

@felixxm Thanks 👍. For helping out.