quic: another, another round of quic cleanups
Builds on https://github.com/nodejs/node/pull/34247 ... the first 15 commits in this PR are from that one.... that one needs to land first.
This is a WIP, will be adding more commits
Checklist
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make -j4 test
(UNIX), orvcbuild test
(Windows) passes -
tests and/or benchmarks are included -
documentation is changed or added -
commit message follows commit guidelines