fwctl/mlx5: Allow MODIFY_CONG_STATUS command

MODIFY_CONG_STATUS command is used to enable or disable congestion control
according to a given priority and protocol.

Add MODIFY_CONG_STATUS to the allowed commands under configuration scope.

Link: https://patch.msgid.link/r/20250908165256.1255985-2-saeed@kernel.org
Signed-off-by: Avihai Horon <avihaih@nvidia.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

Author: avihai1122

drivers/fwctl/mlx5/main.c

@@ -188,6 +188,7 @@ static bool mlx5ctl_validate_rpc(const void *in, enum fwctl_rpc_scope scope)
 	 * filter commands manually for now.
 	 */
 	switch (opcode) {
+	case MLX5_CMD_OP_MODIFY_CONG_STATUS:
 	case MLX5_CMD_OP_POSTPONE_CONNECTED_QP_TIMEOUT:
 	case MLX5_CMD_OP_QUERY_ADAPTER:
 	case MLX5_CMD_OP_QUERY_ESW_FUNCTIONS: