PHILADELPHIA — It’s almost certainly a coincidence, but, well, let’s just mention it off the top anyway: Since Kyle Schwarber blew off a bunch of steam a few nights ago, the previously stalled Phillies offense hasn’t ceased chugging along. Eight runs, nine hits Monday night. Ten runs, 11 hits Tuesday night. Seven runs, 12 hits Wednesday night. The blitz has come in all forms and involved almost everyone. In a 7-3 victory Wednesday night over the unwitting Colorado Rockies, even seldom-used backup catcher Garrett Stubbs got into the act, with two hits, including an RBI triple, in his first star…