Replace synchronized blocks with `ReentrantLock`s#26

Merged

cowtowncoder merged 2 commits intoFasterXML:2.17from pjfanning:remove-synch

Apr 4, 2024

+131-38

Commits on Apr 1, 2024

remove synchronized blocks
pjfanning
committed

Commits on Apr 4, 2024

Update release notes
cowtowncoder
committed