Latest version of org.jruby:jruby-parent
https://javadoc.io/doc/org.jruby/jruby-parent
Current version 9.2.21.0
https://javadoc.io/doc/org.jruby/jruby-parent/9.2.21.0
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.jruby/jruby-parent/9.2.21.0/package-list