Restores everything SetupFlsEnforcementFixture changed: deletes the fixture and
check-created Employee rows, turns the flag off through the entity path (with a SQL fallback),
and removes every permission row the snapshot wrote. Best-effort; never throws.
Restores everything SetupFlsEnforcementFixture changed: deletes the fixture and check-created Employee rows, turns the flag off through the entity path (with a SQL fallback), and removes every permission row the snapshot wrote. Best-effort; never throws.