Run migrations for any previously edited "Source" fields for copied/imported resources #4190
Description
Observed behavior
This is a follow-up to #3111 and #4090.
Expected behavior
There is need to run a query on studio to ascertain if there are any copied/imported resources whose "Source" fields have been edited previously. These should be reverted to their initial state( if any)
User-facing consequences
Any authoring informations previously tampered with will be reverted to its initial state.