Manolo says, here is the Manolo’s latest column for the Express of the Washington Post. Dear Manolo, My boyfriend, who is Jewish, has just invited me home for Passover Seder, and to meet his parents for the first time. He has suggested that I should dress as if it were “Thanksgiving Dinner” by which I think he means moderately formal, although at my home my father traditionally wears a Chicago Bears jersey and sweat pants. Please help! Megan Manolo says, ayyyyy! Such the honor to be invited home to experience this ancient and important ritual! Truly, the boyfriend must like…