Donald Trump’s onetime advisor Stephen Miller claimed Democrats had “fabricated” a quote of the former president claiming immigrants are not human beings, then shared video of him saying it. Miller took to X Tuesday night to defend the presumptive Republican nominee, and his former boss, as word that Trump had refused to walk away from “bloodbath” anti-immigrant rhetoric flooded the news cycle. “The Biden campaign invented a completely fabricated quote for the purpose of defending the illegal alien charged with murdering Laken Riley (of whom Trump was speaking),” Miller said. “Doesn’t get more…