Another 90210-er may be making a stop in the Twilight zone. I'm hearing that filmmakers have been considering the idea of casting 90210 star AnnaLynne McCord as Heidi in the upcoming New Moon, the much-anticipated sequel to Twilight. Heidi isn't a major character in the book, but McCord definitely has the gorgeous looks to pull it off. The character is a "fisher" who brings humans to the Vol…