java-1.8.0-openjdk security update

[1:1.8.0.302.b08-0]

• Update to aarch64-shenandoah-jdk8u302-b08 (EA)
• Update release notes for 8u302-b08.
• Switch to GA mode for final release.
• This tarball is embargoed until 2021-07-20 @ 1pm PT.
• Resolves: rhbz#1972395
  [1:1.8.0.302.b07-0.0.ea]
• Update to aarch64-shenandoah-jdk8u302-b07 (EA)
• Update release notes for 8u302-b07.
• Switch to EA mode.
• Cleanup architecture handling
• Fixed not-including fastdebug build in case of --without fastdebug
• Re-order source files to sync with Fedora.
• Introduced nm based check to verify alt-java on x86_64 is patched, and no other alt-java or java is patched
• Patch600, rh1750419-redhat_alt_java.patch, amended to die, if it is used wrongly
• Introduced ssbd_arches with currently only valid arch of x86_64 to separate real alt-java architectures
• Use the ‘reverse’ build loop (debug first) as the main and only build loop to get more diagnostics.
• Remove restriction on disabling product build, as debug packages no longer have javadoc packages.
• Fix name of javadoc debug packages in Obsoletes declarations and add version where it was removed.
• Resolves: rhbz#1972395
  [1:1.8.0.302.b07-0.0.ea]
• Add a test verifying system crypto policies can be disabled
• Resolves: rhbz#1972395