Update packs-tests task - also depend on requirements task.
Update packs-tests task - also depend on requirements task.

tonybaloney/st2contrib,psychopenguin/st2contrib,pidah/st2contrib,psychopenguin/st2contrib,StackStorm/st2contrib,pidah/st2contrib,StackStorm/st2contrib,tonybaloney/st2contrib,armab/st2contrib,armab/st2contrib,pidah/st2contrib,tonybaloney/st2contrib,pearsontechnology/st2contrib,pearsontechnology/st2contrib,StackStorm/st2contrib,pearsontechnology/st2contrib,pearsontechnology/st2contrib,armab/st2contrib