test

CI: Configure JRuby: use javac --release, JRUBY_OPTS=--debug, use Java 21 #205

Job	Run time
ruby-versions / Generate Ruby versions	2s
build (2.5 / ubuntu-latest)	20s
build (2.5 / windows-latest)	1m 52s
build (2.6 / ubuntu-latest)	22s
build (2.6 / macos-latest)	27s
build (2.6 / windows-latest)	3m 36s
build (2.7 / ubuntu-latest)	21s
build (2.7 / macos-latest)	24s
build (2.7 / windows-latest)	2m 59s
build (3.0 / ubuntu-latest)	9s
build (3.0 / macos-latest)	10s
build (3.0 / windows-latest)	2m 22s
build (3.1 / ubuntu-latest)	7s
build (3.1 / macos-latest)	9s
build (3.1 / windows-latest)	1m 30s
build (3.2 / ubuntu-latest)	10s
build (3.2 / macos-latest)	14s
build (3.2 / windows-latest)	2m 32s
build (3.3 / ubuntu-latest)	8s
build (3.3 / macos-latest)	10s
build (3.3 / windows-latest)	1m 45s
build (3.4 / ubuntu-latest)	6s
build (3.4 / macos-latest)	9s
build (3.4 / windows-latest)	2m 41s
build (head / ubuntu-latest)	10s
build (head / macos-latest)	12s
build (jruby / ubuntu-latest)	40s
build (jruby-head / ubuntu-latest)	48s
build (truffleruby / ubuntu-latest)	22s
build (truffleruby / macos-latest)	17s
build (truffleruby-head / ubuntu-latest)	25s
build (truffleruby-head / macos-latest)	19s
build (mingw / windows-latest)	1m 16s
build (mswin / windows-latest)	1m 3s
	28m 17s

Provide feedback