sysutils/puppetserver8: Update to 8.3.0

While here, update the Java version: support for Java 8 was deprecated
with PuppetServer 8, version 17 is preferred but version 11 is
supported so use the latter one for now.

Release notes:
https://www.puppet.com/docs/puppet/8/server/release_notes#puppet-server-830

With hat: puppet