remove related_user from Prospect admin

bizdev/admin.py

@@ -91,7 +91,7 @@ class ProspectAdmin(SyncedObjectAdmin):
     readonly_fields = ['related_activities', 'entity_names', 'current_status', 'id']
     fieldsets = [
             (None, {
-                'fields': ['related_activities', 'id', 'entity_names', 'related_user', 'first_name', 'last_name', 'email', 'phone', 'official_user', 'name_unsure', 'entities']
+                'fields': ['related_activities', 'id', 'entity_names', 'first_name', 'last_name', 'email', 'phone', 'official_user', 'name_unsure', 'entities']
             }),
         ]
     list_display = ('entity_names', 'first_name', 'last_name', 'email', 'last_update', 'current_status')
@@ -102,7 +102,7 @@ class ProspectAdmin(SyncedObjectAdmin):
     ordering = ['-last_update']
     filter_horizontal = ['entities']
     actions = ['send_email', create_activity_for_prospect, contacted_by_sms, mark_as_should_test, mark_as_testing, mark_as_customer, declined_too_expensive, declined_use_something_else]
-    raw_id_fields = ['related_user', 'official_user']
+    raw_id_fields = ['official_user']
 
     def related_activities(self, obj):
         activities = obj.activities.all()