It’s coming up on 1 a.m., and “Saturday Night Live” is creaking to a close. And that sketch might very well be a rendition of “Eazy Sleazy,” the new pandemic-is-almost-over song from Mick Jagger and Dave Grohl. “thank you to Dave Grohl @foofighters for jumping on drums, bass and guitar, it was a lot of fun working with you on …