Notable Changes

Andrei Lurie (1):

 fix: return correct base type for domain from getUDTs [PR 2520](https://github.com/pgjdbc/pgjdbc/pull/2520) (#2522) 

Dave Cramer (3):

 fix: added GROUP_STARTUP_PARAMETERS boolean property to determine whether or not to group startup parameters in a transaction or not fixes Issue 2423 pgbouncer cannot deal with transactions in statement pooling mode [PR 2425](https://github.com/pgjdbc/pgjdbc/pull/2425) 

Jorge Solórzano (1):

 chore: Make the readme version agnostic [PR 2540](https://github.com/pgjdbc/pgjdbc/pull/2540) 

Sven Diedrichsen (1):

 Made utcTz static and renamed to UTC_TIMEZONE [PR 2519](https://github.com/pgjdbc/pgjdbc/pull/2519) 

Vladimir Sitnikov (24):

 doc: fix release version for [PR 2377](https://github.com/pgjdbc/pgjdbc/pull/2377) (it should be 42.3.6, not 42.3.5)