[v2.6.4-NCSDK-34113-branch] Update MPSL and SoftDevice Controller#1907

rlubos merged 2 commits intonrfconnect:v2.6.4-NCSDK-34113-branchnrfconnect/sdk-nrfxlib:v2.6.4-NCSDK-34113-branchfrom

NordicBuilder:update-ble-controller-and-mpsl-202511031102NordicBuilder/sdk-nrfxlib:update-ble-controller-and-mpsl-202511031102Copy head branch name to clipboard