Puppet server fails to start on Satellite/Capsule 6.x with `NameError: cannot load Java class org.jruby.ext.psych.PsychLibrary` due to `fapolicyd` service being enabled

Issue

• Not able to start puppet server in capsule server.

• Start puppetserver fails with:

  Mar 06 15:50:48 satellite.example.com systemd[1]: Starting puppetserver Service...
  Mar 06 15:50:56 satellite.example.com puppetserver[1761305]: NameError: cannot load Java class org.jruby.ext.psych.PsychLibrary
  Mar 06 15:50:56 satellite.example.com puppetserver[1761305]:           load_ext at org/jruby/ext/jruby/JRubyUtilLibrary.java:201
  Mar 06 15:50:56 satellite.example.com puppetserver[1761305]:             <main> at uri:classloader:/META-INF/jruby.home/lib/ruby/stdlib/psych.rb:7
  Mar 06 15:50:56 satellite.example.com puppetserver[1761305]:            require at org/jruby/RubyKernel.java:974
  Mar 06 15:50:56 satellite.example.com puppetserver[1761305]:            require at uri:classloader:/META-INF/jruby.home/lib/ruby/stdlib/rubygems/core_ext/kernel_require.rb:83