net/mlx5e: Make all ttc functions of en_fs get fs struct as argument

Let all ttc creation be independent of priv, and pass relevant members
of priv only.

Signed-off-by: Lama Kayal <lkayal@nvidia.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>