net/mlx5e: Add wrapping for auxiliary_driver ops and remove unused args

Turn some of the struct auxiliary_driver ops into wrappers to stop
having dummy local vars passed as unused arguments.

Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Reviewed-by: Gal Pressman <gal@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>