rubocop: fix offences of the Layout/SpaceBeforeComma cop

.rubocop_todo.yml

@@ -13,14 +13,6 @@ Gemspec/RequiredRubyVersion:
   Exclude:
     - 'pry.gemspec'
 
-# Offense count: 3
-# Cop supports --auto-correct.
-Layout/SpaceBeforeComma:
-  Exclude:
-    - 'lib/pry/commands/hist.rb'
-    - 'lib/pry/helpers/text.rb'
-    - 'spec/sticky_locals_spec.rb'
-
 # Offense count: 5
 # Cop supports --auto-correct.
 Layout/SpaceBeforeSemicolon:

lib/pry/commands/hist.rb

@@ -25,7 +25,7 @@ class Pry
       opt.on :T, :tail,   "Display the last N items", optional_argument: true, as: Integer
       opt.on :s, :show,   "Show the given range of lines", optional_argument: true, as: Range
       opt.on :G, :grep,   "Show lines matching the given pattern", argument: true, as: String
-      opt.on :c, :clear , "Clear the current session's history"
+      opt.on :c, :clear,  "Clear the current session's history"
       opt.on :r, :replay, "Replay a line or range of lines", argument: true, as: Range
       opt.on     :save,   "Save history to a file", argument: true, as: Range
       opt.on :e, :'exclude-pry', "Exclude Pry commands from the history"

lib/pry/helpers/text.rb

@@ -40,7 +40,7 @@ class Pry
       # @param  [String, #to_s] text
       # @return [String] _text_ stripped of any color codes.
       def strip_color(text)
-        text.to_s.gsub(/(\001)?\e\[.*?(\d)+m(\002)?/ , '')
+        text.to_s.gsub(/(\001)?\e\[.*?(\d)+m(\002)?/, '')
       end
 
       # Returns _text_ as bold text for use on a terminal.

spec/sticky_locals_spec.rb

@@ -119,7 +119,7 @@ describe "Sticky locals (_file_ and friends)" do
           Pry.start(
             o,
             extra_sticky_locals: {
-              test_local1: :john ,
+              test_local1: :john,
               test_local2: :carl
             }
           )