DEV: Apply syntax_tree formatting to lib/*

lib/discourse_dev/post_revision.rb

@@ -1,11 +1,10 @@
 # frozen_string_literal: true
 
-require 'discourse_dev/record'
-require 'faker'
+require "discourse_dev/record"
+require "faker"
 
 module DiscourseDev
   class PostRevision < Record
-
     def initialize
       super(::PostRevision, DiscourseDev.config.post_revisions[:count])
     end