5100a80f7f
This applies to modifiers, constraints and shape keys. Any driver on such data was not removed with it, leaving invalid drivers on objects. With this patch, the drivers are removed, but animation is left untouched. This is because animation might be reused somewhere else and we don't want to introduce potential side effects there. This also adds unit tests for the fixed cases Pull Request: https://projects.blender.org/blender/blender/pulls/134511