I don't think POTUS has any such plans
But I do think that POTUS made sure that people on these committees THOUGHT that POTUS had such plans.
A. It outs a leaker so now they can justify not involving the committee in future actions
B. It makes Jackson look pretty dumb when the firing doesn't happen
C. I think this is a signal from Trump that the firing of RR will come from an unexpected direction. 4D chess.