django-lib: fix missing 'raise' typo

snf-django-lib/snf_django/lib/api/utils.py

@@ -97,7 +97,7 @@ def get_request_dict(request):
     data = request.raw_post_data
     content_type = request.META.get("CONTENT_TYPE")
     if content_type is None:
-        faults.BadRequest("Missing Content-Type header field")
+        raise faults.BadRequest("Missing Content-Type header field")
     if content_type.startswith("application/json"):
         try:
             return json.loads(data)