drivers: wifi: Update RPU patch to release/v2.6 rev#8ab630a6022#1772

karun2796 wants to merge 3 commits intonrfconnect:v2.6-branchnrfconnect/sdk-nrfxlib:v2.6-branchfrom

karun2796:Dynamic_Bw_signal260karun2796/sdk-nrfxlib:Dynamic_Bw_signal260Copy head branch name to clipboard