PLUGIN-1823: Retrying all SQLTransientExceptions #1544

Job	Run time
build (mysql-plugin)	1h 50m 8s
build (cloudsql-mysql-plugin)	1h 36m 11s
build (mssql-plugin)	1h 43m 28s
build (oracle-plugin)	3h 5m 39s
build (postgresql-plugin)	38m 51s
build (cloudsql-postgresql-plugin)	1h 43m 1s
	10h 37m 18s

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