nrf_wifi: Update RPU patch to offload_tx rev#51c21dca78b#1466

karun2796 wants to merge 1 commit intonrfconnect:mainnrfconnect/sdk-nrfxlib:mainfrom

karun2796:Offload_raw_txkarun2796/sdk-nrfxlib:Offload_raw_txCopy head branch name to clipboard