Former President Donald Trump’s interview with X CEO Elon Musk is coming back to haunt him. The United Auto Workers on Tuesday said that they were filing a formal complaint against Trump after he heaped praise on Musk for crushing his employees’ efforts to form a union at his companies. “I mean, I look at what you do,” Trump told Musk during their lengthy conversation. “You walk in, you say, You want to quit? They go on strike, I won’t mention the name of the company, but they go on strike and you say, That’s OK, you’re all gone. You’re all gone. So, every one of you is gone!” Want more breaki…