Remove unused Mobile latest_updates field

lms/djangoapps/mobile_api/users/serializers.py

@@ -76,11 +76,6 @@ class CourseOverviewField(serializers.RelatedField):
                 kwargs={'course_id': course_id},
                 request=request,
             ),
-
-            # Note: The following should be deprecated.
-            'latest_updates': {
-                'video': None
-            },
         }
 
 

lms/djangoapps/mobile_api/users/views.py

@@ -236,7 +236,6 @@ class UserCourseEnrollmentsList(generics.ListAPIView):
             it is enabled, otherwise null.
           * end: The end date of the course.
           * id: The unique ID of the course.
-          * latest_updates: Reserved for future use.
           * name: The name of the course.
           * number: The course number.
           * org: The organization that created the course.