Updated mysql 8.0.33 and postgres 42.6.0 jdbc extensions available

Available via the admin / downloads.lucee.org / etc / etc

LDEV-4470 - update postgres jdbc to 42.6.0
LDEV-4471 - update mysql to 8.0.33

Both previous versions (8.0.30 and 42.2.0) had CVEs

Due to a unrelated problem, the latest 5.3.10 snapshot isn’t available due to some aws s3 changes causing some tests to fail

LDEV-4474 - s3 tests for 5.3 now failing due to amazon policy change