Remove DialectDelegateWrapper #4061

Job	Run time
Run examples in 'session-example' on MySQL	1m 11s
Test with MariaDB	45s
Run examples in 'session-example' on PostgreSQL	1m 17s
Run examples in 'native-sql-example' on PostgreSQL	1m 13s
Test with MySQL	1s
Test with Java 11	48s
Test with PostgreSQL	1s
Test with Java 17	1m 0s
Test with MSSQLServer	36s
Test with Java 20	49s
Test with CockroachDB	52s
Test with Java 21	53s
Test with Db2	41s
Test with Java 23	50s
Test with Oracle	1s
Test with Java 24-ea	1m 4s
	12m 2s

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