Alex Stedman News Editor, Variety.comThe hits of Stephen Sondheim are finally back on Broadway — kind of, anyway.A week after moving back to live audiences for the first time since the COVID-19 pandemic, Stephen Colbert welcomed “The Good Fight” star Christine Baranski as a guest on “The Late Show” on Wednesday, and acknowledged that while they chatted during lockdown, video calls just aren’t the same in plenty of ways.“One of the problems with talking over Zoom,” Colbert opened, “is that you