Backport "classfile reader: handle JDK 9+ constant types in constant pool" to 3.3 LTS#392

tgodzik merged 3 commits intolts-3.3scala/scala3-lts:lts-3.3from

backport-lts-3.3-19533scala/scala3-lts:backport-lts-3.3-19533Copy head branch name to clipboard