Former President Donald Trump sent a very clear message on Friday when he held an “election integrity” press conference with House Speaker Mike Johnson (R-LA) at Mar-a-Lago: the speaker has Trump’s confidence. It was in some ways a jab at Rep. Marjorie Taylor Greene (R-GA), who has led the push in recent weeks to call for a motion to vacate Johnson from the speakership. Greene is undaunted by Trump’s support for Johnson, however — and responded with a post to social media shortly after, doubling down on her position. “I support President Trump and am working as hard as possible to help him win…