Ability to reorder layers on the 'Add' drop down

[featureos]

Having the QGIS layer order option is great in the ‘Layers’ view, however I think workflow and user experience could be improved if there was the option to reorder the layers when adding a feature. Those are still maintained alphabetically.

[featureos]

This issue has been linked to a FeatureOS post: Ability to reorder features on the 'Add' drop down ✨