(maint) Remove Ruby requirement for beaker-puppet

Previously, beaker-puppet was unable to be installed with newer versions
of Ruby. This was resolved in PA-6136, so we no longer need a
conditional in .sync.yml for beaker-puppet.

Author: mhashizume

.sync.yml

@@ -23,11 +23,9 @@ Gemfile:
         version: '~> 2.0'
       - gem: beaker-rspec
         from_env: BEAKER_RSPEC_VERSION
-      # Prevent beaker-puppet from being installed on Ruby > 3.1 until beaker-puppet supports newer Rubies (PA-6136)
       - gem: beaker-puppet
         from_env: BEAKER_PUPPET_VERSION
         version: '~> 4.0'
-        condition: Gem::Requirement.create('< 3.2.0').satisfied_by?(Gem::Version.new(RUBY_VERSION.dup))
       - gem: beaker-module_install_helper
       - gem: beaker-puppet_install_helper
       - gem: nokogiri