Virginia Republicans begged former President Donald Trump on Thursday to reverse his “ill-advised” endorsement and come out in support of the candidate, who Trump (and Rep. Marjorie Taylor Greene) have said backstabbed Trump. In an open letter to Trump sent Thursday afternoon and obtained by Politico, 25 Republican officials in Virginia’s 5th Congressional District — including Rick Buchanan, chair of the district’s Republican Congressional Committee — “strongly” urged Trump to reconsider his endorsement of Rep. Bob Good’s opponent state Sen. John McGuire, in the Republican Primary. McGuire “ha…