fix availability for parent admins at /admin page (#6831)
fix availability for parent admins at /admin page (#6831)


javatlacati/codecombat,javatlacati/codecombat,codecombat/codecombat,codecombat/codecombat,javatlacati/codecombat,codecombat/codecombat,javatlacati/codecombat,codecombat/codecombat,codecombat/codecombat,javatlacati/codecombat