Update release notes for shenandoah-8u382-b01.
Switch to EA mode.
Remove JDK-8271199 patch which is now upstream.
Add version of bundled zlib (bumped from 1.2.11 to 1.2.13 with this update)
Introduce 'prelease' for the portable release versioning, to handle EA builds
Sync the copy of the portable specfile with the latest update
Related: rhbz#2217711
Update release notes for shenandoah-8u372-b07.
Require tzdata 2023c due to inclusion of JDK-8305113 in 8u372-b07
Update generate_tarball.sh to add support for passing a boot JDK to the configure run
Add POSIX-friendly error codes to generate_tarball.sh and fix whitespace
Remove .jcheck and GitHub support when generating tarballs, as done in upstream release tarballs
Drop JDK-8275535/RH2053256 patch which is now upstream
Include JDK-8271199 backport early ahead of 8u382 (RH2175317)
Drop hack for difference in local and portable build version
Replace local copies of JDK portable binaries with build dependencies
Include the java-1.8.0-openjdk-portable.spec file with instructions on how to rebuild.
Remove duplicate use of README.md inside the *-src package (it is no longer about sources)
Use portable build on x86_32 now one is available
** This tarball is embargoed until 2023-04-18 @ 1pm PT. **
Resolves: rhbz#2185182
Resolves: rhbz#2189329
Resolves: rhbz#2188023
