MDEV-27691: make working view-protocol

Tests with checking metadata or that cannot be run with
the view-protocol are excluded from --view-protocol.
For tests that do not allow the use of an additional connection,
the util connection is disabled with "--disable_service_connection".
Also cases with bugs for --view-protocol are disabled.

mysql-test/main/func_concat.test

@@ -56,10 +56,16 @@ select 'a' union select concat('a', -0.0000);
 #
 # Bug#16716: subselect in concat() may lead to a wrong result
 #
+
+#enable after fix MDEV-27871
+--disable_view_protocol
+
 select concat((select x from (select 'a' as x) as t1 ),
   (select y from (select 'b' as y) as t2 )) from (select 1 union select 2 )
   as t3;
 
+--enable_view_protocol
+
 # End of 4.1 tests
 
 #