Don't update computed fields while mass group deleting until the end
Don't update computed fields while mass group deleting until the end

Significantly reduces the time it takes to delete bulk groups, re #2515

snahelou/awx,wwitzel3/awx,wwitzel3/awx,snahelou/awx,wwitzel3/awx,snahelou/awx,snahelou/awx,wwitzel3/awx