And the Constitution states that the only way to remove a President from office is through the impeachment process. For a judge to issue an injunction removing a sitting President from office would be nothing short of judicial tyranny.
They practice judicial tyranny on a daily basis. Judges overturn the electorate’s wishes as a matter of practice.
He did not have to issue an injuction. All he had to do was allow discovery and refer it to Congress for action or inaction.