Fix code climate offences

#569

app/models/epp/contact.rb

@@ -133,7 +133,7 @@ class Epp::Contact < Contact
       ],
       '2305' => [ # Association exists
         [:domains, :exist]
-      ],
+      ]
     }
   end
 
@@ -165,8 +165,7 @@ class Epp::Contact < Contact
 
         identifier = Ident.new(code: ident,
                                type: ident_frame.attr('type'),
-                               country_code: ident_frame.attr('cc')
-                              )
+                               country_code: ident_frame.attr('cc'))
 
         identifier.validate
 

app/models/epp/response.rb

@@ -4,7 +4,7 @@ module EPP
 
     def self.from_xml(xml)
       xml_doc = Nokogiri::XML(xml)
-      response = self.new
+      response = new
 
       result_elements = xml_doc.css('result')
 

app/models/epp/response/result.rb

@@ -9,7 +9,7 @@ module EPP
         '2001' => :syntax_error,
         '2003' => :required_param_missing,
         '2005' => :param_syntax_error,
-        '2308' => :data_management_policy_violation,
+        '2308' => :data_management_policy_violation
       }
 
       attr_accessor :code