Remove plugin "code" mentioned twice

Author: dhruvkb

tinymce/settings.py

@@ -11,7 +11,7 @@
         "browser_spellcheck": True,
         "plugins": "advlist,autolink,lists,link,image,charmap,preview,anchor,"
         "searchreplace,visualblocks,code,fullscreen,insertdatetime,media,table,"
-        "code,help,wordcount",
+        "help,wordcount",
         "toolbar": "undo redo | formatselect | "
         "bold italic backcolor | alignleft aligncenter "
         "alignright alignjustify | bullist numlist outdent indent | "