- introduced debug_arches, bootstrap_arches, systemtap_arches, fastdebug_arches, sa_arches, share_arches, shenandoah_arches, zgc_arches
instead of various hardcoded ifarches
- updated systemtap
- added requires excludes for debug pkgs
- removed redundant logic around jsa files
- added runtime requires of lksctp-tools and libXcomposite%
- added and used Source15 TestSecurityProperties.java, but is made always positive as jdk15 now does not honor system policies
- s390x excluded form fastdebug build
