Moderate: java-21-openjdk security update for RHEL 8.10, 9.4 and 9.5 (Oracle Linux 8)

[1:21.0.6.0.7-1.0.1]
- Add Oracle vendor bug URL [Orabug: 34340155]

[1:21.0.6.0.7-1]
- Update to jdk-21.0.6+7 (GA)
- Update release notes to 21.0.6+7
- Sync the copy of the portable & devkit specfiles with the latest update
- Include the latest devkit patches
- Update README.md to list an easier way of disabling the devkit
- ** This tarball is embargoed until 2025-01-21 @ 1pm PT. **
- Resolves: RHEL-73549

[1:21.0.5.0.11-3]
- Transition to the devkit build by not defining pkgos
- Exempt x86_64 from the static libs debuginfo test until portable uses an older DWARF version
- Sync the copy of the portable specfile with the devkit version
- Include the devkit specfile and patches
- Document the devkit in README.md
- Resolves: RHEL-74404

[1:21.0.5.0.11-2]
- Update to jdk-21.0.5+11 (GA)
- Update release notes to 21.0.5+11
- Remove local JDK-8327501 & JDK-8328366 backport as this is now upstream.
- Sync the copy of the portable specfile with the latest update
- Related: RHEL-61346