Merge pull request #5935 from ccnmtl/dependabot/pip/httplib2-0.31.0

Bump httplib2 from 0.30.0 to 0.31.0

Author: ndittren

requirements.txt

@@ -75,7 +75,7 @@ django-impersonate==1.9.2
 django-registration-redux==2.13
 django-cors-headers==4.8.0
 
-httplib2==0.30.0
+httplib2==0.31.0
 oauth==1.0.1
 oauth2==1.9.0.post1
 oauthlib==3.3.0