net/mlx5: Remove not-used lib/eq.h header file

lib/eq.h is needed for EQ manipulation which are not performed in SRQ.
Reviewed-by: Mark Bloch <markb@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>

drivers/net/ethernet/mellanox/mlx5/core/srq.c

@@ -11,7 +11,6 @@
 #include <rdma/ib_verbs.h>
 #include <linux/mlx5/transobj.h>
 #include "mlx5_core.h"
-#include "lib/eq.h"
 
 static int srq_event_notifier(struct notifier_block *nb,
 			      unsigned long type, void *data)