This patch doesn't change any functionality, but move one function
to mlx5_ib because it is not used by mlx5_core.

The actual fix is in the next patch.
Reviewed-by: NRoi Dayan <roid@nvidia.com>
Signed-off-by: NChris Mi <cmi@nvidia.com>
Link: https://lore.kernel.org/r/fd47b9138412bd94ed30f838026cbb4cf3878150.1661763871.git.leonro@nvidia.comSigned-off-by: NLeon Romanovsky <leon@kernel.org>