The red carpet didn’t exactly return. But fashion did. It wasn’t your usual awards show red carpet. There wasn’t, after all, a red carpet. Instead there were nominees and performers and presenters beamed in from their living rooms or movie-magicked sets. But at the 20th annual BET Awards on Sunday night — for the first time since Covid-19 was declared a global pandemic, and gatherings went virtual and most such events, from the Met Gala to the Cannes Film Festival, were cance