It takes a lot to make President Joe Biden look good, but Elizabeth Warren on Monday managed to make Americans glad she tanked in the Democratic primary race four years ago. The Massachusetts senator, the most shriekingly annoying figure in American politics this side of Hillary Clinton, took to the stage on “The Late Show with Stephen Colbert” and launched into what was almost certainly a rehearsed routine. And it’s one her advisers should have warned her off. Check it out here: “Before we get into anything else to talk about,” Colbert said, “Taylor Swift won big at the Grammys last night. Wa…