Fixed silly docstring mistake

itsmemattchung · itsmemattchung · commit 23c31920127b · 2016-03-11T17:02:32.000Z
This is what I get for trying to code at 6:00AM
diff --git a/github3/repos/branch.py b/github3/repos/branch.py
@@ -43,7 +43,7 @@ def latest_sha(self, differs_from=''):
 
         See: https://git.io/vaqIw
 
-        :param differs_from string: (optional), sha to compare against
+        :param str differs_from: (optional), sha to compare against
         :returns: string of the SHA or None
         """
         # If-None-Match returns 200 instead of 304 value does not have quotes
