It’s a deal.  Move over, “Heated Rivalry” and “Bridgerton,” the latest TV romance sensation is here: “Off Campus.” Based on a bestselling book series , the Prime Video show follows Hannah (Ella Bright), a music student at the fictional Briar University, as she makes a deal to “fake date” campus hockey star Garrett Graham (Belmont Cameli), eventually leading to real love.  “It’s really cool to be in that same orbit of conversation. I’m a big fan of that show,” Bright told The Post, referring to “Heated Rivalry.” Ella Bright, left, and Belmont Cameli in a scene from “Off Campus.” AP “Off Campus” stars Jalen Thomas Brooks, Stephen Kalyn, Belmont Cameli and Antonio Cipriano.…