Changed highlight group of pythonCoding and pythonRun to SpecialComment

syntax/python.vim

 
   HiLink pythonComment          Comment
   if !s:Enabled("g:python_highlight_file_headers_as_comments")
-    HiLink pythonCoding           Special
-    HiLink pythonRun              Special
+    HiLink pythonCoding           SpecialComment
+    HiLink pythonRun              SpecialComment
   endif
   HiLink pythonTodo             Todo