Irrespective of the merits in Congress’s issuance of the subpoenas, the fact is they were lawfully issued.
Not doing anything when the Executive branch (or anyone for that matter) ignores lawful subpoenas is telling them they are above the law.
That said I know nothing will happen. SHOCKINGLY, the vote was split perfectly by party. We have an incompetent legislature filled with children who never learned how to play nice with others. This partisan tribalism benefits no one