As Republican David McCormick cruises to an unopposed victory in Pennsylvania’s Tuesday primary elections, the candidate for the U.S. Senate has one big supporter — former President Donald Trump. McCormick will face Democratic Sen. Bob Casey, who is seeking his fourth term in the Senate. “lt’s a big day in Pennsylvania. And we hope that people get out there and vote. It’s important to vote to let ’em know that we’re coming on November 5th. We’re coming big,” Trump said Tuesday as he entered the Manhattan courtroom where he is on trial, according to a video posted to X. “Maybe they’ll think al…