Add "Hartley McGuire" mapping for bad Coauthor (#321)

Author: skipkayhil

app/models/names_manager/canonical_names.rb

@@ -483,6 +483,7 @@ def self.map(canonical_name, *also_as)
     map 'Hakan Ensari',               'hakanensari'
     map 'Hal Brodigan',               'postmodern'
     map 'Hampton Catlin',             "hcatlin\100gmail.com"
+    map 'Hartley McGuire',            'Hartley McGuire @skipkayhil'
     map 'Hendrik Mans',               "hendrik\100mans.de"
     map 'Hendy Irawan',               'ceefour'
     map 'Henrik Nyh',                 'Henrik N', "henrik\100nyh.se", 'henrik'

test/credits/canonical_names_test.rb

@@ -1743,6 +1743,10 @@ class CanonicalNamesTest < ActiveSupport::TestCase
       assert_contributor_names '4c21026', 'Mike Breen'
     end
 
+    test 'Hartley McGuire @skipkayhil' do
+      assert_contributor_names '773d640', 'Hartley McGuire'
+    end
+
     test 'haruki_zaemon' do
       assert_contributor_names 'fcfcc70', 'Simon Harris'
     end