Donald Trump on Sunday took to social media to attack a conservative network that has often had his back: Fox News. Trump, who has had a hot-and-cold relationship with the right-wing media giant owned by the Rupert Murdoch family, posted his attack on Truth Social. The social network the ex-president created is rumored to be ready for a public offering, which could inject much-needed funds into Trump’s accounts as he struggles to come up with bond money in a fraud case in which he was ordered to pay hundreds of millions of dollars. “Don’t Like the way FoxNews is reporting the Letitia James Ele…