’22 Jump Street’ lets Jonah, Channing be silly still

I pretty much got what I expected from “22 Jump Street.” Jonah Hill and Channing Tatum are undercover cup buddies who get sent to college to unravel the circumstances behind a drug-related death. In a funny, silly, just-above-dumb, slapstick-ish way. It’s summer, everywhere except for on the calendar, and even that changes come Saturday. Anyway,…