fix python: rename midi file type to audio/midi

There was a typo in the fileType header maps causing .mid files
to be set as audip/midi instead of audio/midi. This commit fixes
the typo.

Author: Pranav Joglekar

codegens/http/lib/util.js

@@ -36,7 +36,7 @@ var contentTypeHeaderMap = {
   'js': 'text/javascript',
   'json': 'application/json',
   'jsonld': 'application/ld+json',
-  'mid': 'audip/midi',
+  'mid': 'audio/midi',
   'midi': 'audio/midi',
   'mjs': 'text/javascript',
   'mp3': 'audio/mpeg',

codegens/python-requests/lib/util/parseBody.js

@@ -31,7 +31,7 @@ var _ = require('../lodash'),
     'js': 'text/javascript',
     'json': 'application/json',
     'jsonld': 'application/ld+json',
-    'mid': 'audip/midi',
+    'mid': 'audio/midi',
     'midi': 'audio/midi',
     'mjs': 'text/javascript',
     'mp3': 'audio/mpeg',