Remove unused RX/TX pins to fix Driver UART pin remapping#24932

thinkyhead merged 1 commit intoMarlinFirmware:bugfix-2.1.xMarlinFirmware/Marlin:bugfix-2.1.xfrom

ellensp:auto-re-allocate-uart-tx-and-rx-fixellensp/Marlin:auto-re-allocate-uart-tx-and-rx-fixCopy head branch name to clipboard