We may be seeing some of the first major fissures forming in the dalliance between Donald Trump and his billionaire backer Elon Musk.Over the holiday week, Musk entered into a heated online conflict with notable pro-Trump figure and culture warrior Laura Loomer over the president-elect’s immigration policy, the Washington Post reports.The debacle saw Musk receive rare pushback from his far-right supporters for advocating laxer immigration policy to court skilled foreign workers, and culminated with Loomer, who has over 1.4 million followers on X, claiming that her account was being silenced…