mlxsw: spectrum: fix swapped order of arguments packets and bytes

The arguments packets and bytes to call mlxsw_sp_acl_rule_get_stats are
in the wrong order. Fix this by swapping them.

Detected by CoverityScan, CID#1419705 ("Arguments in wrong order")

Fixes: 7c1b8eb175b69add8ea ("mlxsw: spectrum: Add support for TC flower offload statistics")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Ido Schimmel <idosch@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c

@@ -375,7 +375,7 @@ int mlxsw_sp_flower_stats(struct mlxsw_sp_port *mlxsw_sp_port, bool ingress,
 	if (!rule)
 		return -EINVAL;
 
-	err = mlxsw_sp_acl_rule_get_stats(mlxsw_sp, rule, &bytes, &packets,
+	err = mlxsw_sp_acl_rule_get_stats(mlxsw_sp, rule, &packets, &bytes,
 					  &lastuse);
 	if (err)
 		goto err_rule_get_stats;