remove the superfluous kwarg (new is submission)

opentech/apply/activity/messaging.py

@@ -21,7 +21,7 @@ class MessageAdapter:
 class ActivityAdapter:
     messages = {
         MESSAGES.NEW_SUBMISSION: 'Submitted {submission.title} for {submission.page.title}',
-        MESSAGES.UPDATE_LEAD: 'Lead changed from {old.lead} to {new.lead}',
+        MESSAGES.UPDATE_LEAD: 'Lead changed from {old.lead} to {submission.lead}',
         MESSAGES.NEW_DETERMINATION: 'Created a determination for {submission.title}',
         MESSAGES.DETERMINATION_OUTCOME: 'Sent a {submission.determination.get_outcome_display} determination for {submission.title}:\r\n{determination.clean_message}',
         MESSAGES.INVITED_TO_PROPOSAL: '{submission.title} has been invited to submit a proposal.',

opentech/apply/funds/views.py

@@ -98,13 +98,11 @@ class UpdateLeadView(DelegatedViewMixin, UpdateView):
         # Fetch the old lead from the database
         old = copy(self.get_object())
         response = super().form_valid(form)
-        new = form.instance
         messenger(
             MESSAGES.UPDATE_LEAD,
             user=self.request.user,
-            submission=self.kwargs['submission'],
+            submission=form.instance,
             old=old,
-            new=new,
         )
         return response