Fix class inheritance in retry policy
Fix class inheritance in retry policy

Remove apply_before since there's no additional logic. Fix apply_after as it was calling apply_before which it should not have.

nzlosh/st2,StackStorm/st2,tonybaloney/st2,Plexxi/st2,StackStorm/st2,nzlosh/st2,peak6/st2,peak6/st2,tonybaloney/st2,nzlosh/st2,peak6/st2,nzlosh/st2,StackStorm/st2,Plexxi/st2,Plexxi/st2,StackStorm/st2,tonybaloney/st2,Plexxi/st2