updated to OpenJDK 21.0.1 (2023-10-17)

Fix flatpak build by handling different installation prefixes of package dependencies

adapted to new path in sources
repacked alt-java from misc subpkg
adapted alt-java to grep correctly prctl
removed no longer prepared nss.cfg

updated to jdk 21

updated to July security update 20.0.2.9 portables

Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild

Following JDK-8005165, class data sharing can be enabled on all JIT architectures

Fix packaging of CDS archives

faking build-id in libjsvml.so

returned news

now expecting the exact version in portbale filename

updated to 20.0.1.0.9 underlying portables

using icons from source package
providing full sources via src package
requiring exact version.reelase of portables
returned libsystemconf.so

bumed to jdk20
removed no loger existing libsystemconf.so
commented out usage if Source15 TestSecurityProperties.java test, as honoring of
- system crypto policies comes from fips aptch which is not yet adapted

Using icons whcih are now part of the portble tarball

repacked bits are now requested in exact version