Data correction for v2 to v3 update
Data correction for v2 to v3 update

- Re-creating the missing fkey_user_primary_school which is dropped later
in a migration so must exist.
- Remove authentication entries for non-existent users
- Remove permission entries for non-existent users
- Fix owning_school_id on disciplines where the school does not exist
- Fix parent_group = 0 on group and set it correctly to NULL
- Set primary_school_id to NULL for users where the existing primary
  school doesn't exist

justinchu17/ilios,ilios/ilios,thecoolestguy/ilios,Trott/ilios,justinchu17/ilios,dartajax/ilios,stopfstedt/ilios,justinchu17/ilios,justinchu17/ilios,dartajax/ilios,thecoolestguy/ilios,ilios/ilios,Trott/ilios,stopfstedt/ilios