Pin social-auth to less than 3.0.0 and social-auth-core to less than 2.0.0 to...

Pin social-auth to less than 3.0.0 and social-auth-core to less than 2.0.0 to allow them time to bake

requirements/edx/base.in

@@ -129,8 +129,8 @@ pyuca==1.1                          # For more accurate sorting of translated co
 reportlab                           # Used for shopping cart's pdf invoice/receipt generation
 rest-condition                      # DRF's recommendation for supporting complex permissions
 rfc6266-parser                      # Used to generate Content-Disposition headers.
-social-auth-app-django==2.1.0
-social-auth-core==1.7.0
+social-auth-app-django<3.0.0
+social-auth-core<2.0.0
 pysrt==0.4.7                        # Support for SubRip subtitle files, used in the video XModule
 pytz==2016.10                       # Time zone information database
 PyYAML                              # Used to parse XModule resource templates