PHILADELPHIA — Progressive candidates have racked up victories in recent Philadelphia elections, rankling the Democratic establishment and many in the city’s business community. Here comes the pushback. At least five groups are contemplating major financial moves in the 2023 elections for mayor and City Council. While not yet working together, they appear to be thinking alike, and it’s possible some of the efforts could merge. Clout predicts super PACs spending big to swing the city’s politics back toward the center after several years of gains on the left. It’s not clear whom they would suppo…