net/mlx5e: Introduce mlx5e_rss_params for RSS configuration

Group RSS-related parameters into a dedicated mlx5e_rss_params
struct. Pass this struct instead of individual arguments when
initializing RSS.

No functional changes.

Signed-off-by: Carolina Jubran <cjubran@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Link: https://patch.msgid.link/1759094723-843774-7-git-send-email-tariqt@nvidia.com


Signed-off-by: Jakub Kicinski <kuba@kernel.org>