platform: mellanox: Modify reset causes description

platform: mellanox: Modify reset causes description

For system of classes VMOD0005, VMOD0010:
- remove "reset_from_comex", since this cause doesn't define specific
  reason.
- add more specific reason "reset_sw_reset", which is set along with
  removed "reset_from_comex".

Signed-off-by: Vadim Pasternak <vadimp@nvidia.com>
Reviewed-by: Michael Shych <michaelsh@nvidia.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20230822113451.13785-4-vadimp@nvidia.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>