Merge pull request #9999 from edx/bbeggs/TNL-3452-master

Fixed select_related fields for course embargos and the mobile user api. TNL-3452

common/djangoapps/embargo/models.py

@@ -221,7 +221,7 @@ class RestrictedCourse(models.Model):
         """
         country_rules_for_course = (
             CountryAccessRule.objects
-        ).select_related('restricted_country').filter(restricted_course=self)
+        ).select_related('country').filter(restricted_course=self)
 
         return {
             'enroll_msg': self.enroll_msg_key,

lms/djangoapps/mobile_api/users/views.py

@@ -60,7 +60,7 @@ class UserDetail(generics.RetrieveAPIView):
     """
     queryset = (
         User.objects.all()
-        .select_related('profile', 'course_enrollments')
+        .select_related('profile')
     )
     serializer_class = UserSerializer
     lookup_field = 'username'