PHILADELPHIA — As the bottom of the sixth inning started Tuesday night, another jam-packed Red October crowd rose to its feet and, in accordance with a seasonlong custom, sang in unison with the chorus to Bryson Stott’s walk-up song. “I know I’ll be A-O, A-OK.” “I know I’ll be A-O, A-OK.” But the patrons at Citizens Bank Park knew better. The Phillies were anything but A-OK. They were actually…