The House GOP voted down the funding bill the House GOP proposed: https://thehill.com/homenews/house/4230386-house-conservatives-tank-gop-short-term-funding-bill/
They may need to make concessions to Democrats that they would otherwise not need to make to get this passed, despite having a majority of the House.
Trump’s PAC is paying his legal fees, not Trump himself. So far the Save America PAC seems to have spent at least 10 million on legal fees for the former president.