RDMA/efa: Remove unused syndrome enum values

The notification syndrome enum values are unused, remove them.

Link: https://lore.kernel.org/r/20210126120702.9807-6-galpress@amazon.comReviewed-by: NFiras JahJah <firasj@amazon.com>
Signed-off-by: NGal Pressman <galpress@amazon.com>
Signed-off-by: NJason Gunthorpe <jgg@nvidia.com>

drivers/infiniband/hw/efa/efa_admin_cmds_defs.h

@@ -819,12 +819,6 @@ enum efa_admin_aenq_group {
 	EFA_ADMIN_AENQ_GROUPS_NUM                   = 5,
 };
 
-enum efa_admin_aenq_notification_syndrom {
-	EFA_ADMIN_SUSPEND                           = 0,
-	EFA_ADMIN_RESUME                            = 1,
-	EFA_ADMIN_UPDATE_HINTS                      = 2,
-};
-
 struct efa_admin_mmio_req_read_less_resp {
 	u16 req_id;