[#2420] Keep only major.minor version in README #4973

Job	Run time
Run examples in 'session-example' on MySQL	2m 1s
Run examples in 'native-sql-example' on PostgreSQL	2m 2s
Test with MariaDB	3m 52s
Test with MySQL	4m 21s
Test with CockroachDB	5m 52s
Test with MSSQLServer	4m 24s
Test with PostgreSQL	3m 39s
Run examples in 'session-example' on PostgreSQL	2m 4s
Test with Db2	5m 36s
Test with Java 24	3m 30s
Test with Java 17	3m 37s
Test with Java 25-ea	3m 30s
Test with Java 26-ea	3m 50s
Test with Java 21	3m 30s
Test with Java 20	3m 22s
Test with Oracle	5m 19s
	1h 0m 29s

Provide feedback