Merge tag 'platform-drivers-x86-mellanox-init-v6.6' into fixes

Fixes in the mellanox init branch due for v6.6.

platform-drivers-x86-mellanox-init-v6.6: v6.6-rc1 + fixes in
the platform-drivers-x86-mellanox-init branch to avoid a feature
conflict during the v6.7 merge window.