[#1949] Upgrade Hibernate ORM to 6.6 #173

Job	Run time
Release	0s
Run examples in 'session-example' on MySQL	57s
Create snapshot	25s
Test with MariaDB	27s
Run examples in 'session-example' on PostgreSQL	1m 6s
Test with Java 11	35s
Test with MySQL	30s
Run examples in 'native-sql-example' on PostgreSQL	1m 10s
Test with Java 17	40s
Test with PostgreSQL	1s
Test with Java 20	37s
Test with MSSQLServer	32s
Test with Java 21	33s
Test with CockroachDB	32s
Test with Java 22	40s
Test with Db2	27s
Test with Java 23-ea	37s
Test with Oracle	27s
Test with Java 24-ea	47s
	11m 3s

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