[ticket/12469] Remove user table columns from fixtures that were deleted

PHPBB3-12469
Merge remote-tracking branch 'naderman/ticket/12469' into develop-ascraeus

* naderman/ticket/12469:
  [ticket/12469] Remove user table columns from fixtures that were deleted
Merge branch 'develop-ascraeus' into develop

* develop-ascraeus:
  [ticket/12469] Remove user table columns from fixtures that were deleted