Revert "[#1791] Upgrade Vert.x SQL client to 4.5.0" #13

Job	Run time
Run examples in 'session-example' on MySQL with latest ORM [6.2,6.3)	1m 51s
Run examples in 'session-example' on MySQL with latest ORM [6.2,6.3)	1m 56s
Test with MariaDB and ORM [6.2,6.3)	2m 24s
Test with MariaDB and ORM [6.2,6.3)	2m 37s
Run examples in 'session-example' on PostgreSQL with latest ORM [6.2,6.3)	1m 57s
Run examples in 'session-example' on PostgreSQL with latest ORM [6.2,6.3)	1m 49s
Test with MySQL and ORM [6.2,6.3)	2m 26s
Test with MySQL and ORM [6.2,6.3)	2m 34s
Run examples in 'native-sql-example' on PostgreSQL with latest ORM [6.2,6.3)	1m 42s
Run examples in 'native-sql-example' on PostgreSQL with latest ORM [6.2,6.3)	1m 50s
Test with PostgreSQL and ORM [6.2,6.3)	2m 15s
Test with PostgreSQL and ORM [6.2,6.3)	2m 18s
Test with DB2 and ORM [6.2,6.3)	3m 12s
Test with DB2 and ORM [6.2,6.3)	2m 38s
Test with CockroachDB and ORM [6.2,6.3)	3m 43s
Test with CockroachDB and ORM [6.2,6.3)	2m 40s
Test with MSSQLServer and ORM [6.2,6.3)	2m 20s
Test with MSSQLServer and ORM [6.2,6.3)	2m 40s
Test with Oracle and ORM [6.2,6.3)	2m 20s
Test with Oracle and ORM [6.2,6.3)	2m 36s
	47m 48s

Provide feedback