Lint/RedundantRequireStatement

This commit removes an unnecessary require statement of pp, which is a
default Gem. This offense was identified by the Rubocop
Lint/RedundantRequireStatement cop.

Author: mhashizume

lib/puppet/application/face_base.rb

@@ -3,7 +3,6 @@
 require_relative '../../puppet/application'
 require_relative '../../puppet/face'
 require 'optparse'
-require 'pp'
 
 class Puppet::Application::FaceBase < Puppet::Application
   option("--debug", "-d") do |_arg|