No it is not. Daily Mail was pushing this story, but it is nonsensical. The astronaut is depressed and wants off the ISS. Understandable.
Wilmore says; he acknowledged that he was not fully informed about the political discussions surrounding his extended stay, I don’t know all those details.
In case you missed it the experts in space travel tore a strip off of Musk last November because of his disregard for safety.
https://spacenews.com/nasa-panel-calls-on-spacex-to-maintain-focus-on-dragon-safety-after-recent-anomalies/
SpaceX uses the dragon craft to fly the rout, but Dragon has some safety issues.
WASHINGTON — A recent series of anomalies by SpaceX prompted a warning by a NASA safety panel to stay focused on safety for crewed flights. At an Oct. 31 meeting of the Aerospace Safety Advisory Panel (ASAP), Kent Rominger, a former astronaut who serves on the committee, went through a list of “recent issues” with SpaceX’s Falcon 9 rocket and Dragon spacecraft that he said served as a reminder to remain vigilant as the company increases its pace of missions.
Musk is looking for cover for his problems at SpaceX. . In case you also forgot; the SpaceX Starship has only been been launched 7 times, of which 3 were failures.
Biden does not make the launch decisions. The experts at NASA do. Musk is not an aeronautical engineer, nor an astronaut.