Merge branch 'master' into cleanup

Merge branch 'master' into zlib

Update json library to 3.11.3

Merge branches 'cleanup', 'c++20', 'zlib' and 'deps-json' into all-prs

Drop unused include of cassert

Update readme to reflect clang change in 8b7e71c

Add comments for namespace closing in test/message_reader_fuzz_test.cc

Update readme to reflect clang change in 8b7e71c

Add comments for namespace closing in test/message_reader_fuzz_test.cc

Update json library to 3.11.3

remove custom and apparently unused zlib

Add comments for namespace closing in test/message_reader_fuzz_test.cc

Update json library to 3.11.3

Update json library to 3.11.3

Replace internal::string_view with absl::string_view

It's 2024. Surely we're not using python2 anymore.