review duplicates upon delete workout

rowers/views.py

@@ -9859,6 +9859,11 @@ def workout_edit_view(request,id=0,message="",successmessage=""):
             except KeyError:
                 rankingpiece =- Workout.objects.get(id=id).rankingpiece
 
+            try:
+                duplicate = form.cleaned_data['duplicate']
+            except KeyError:
+                duplicate = Workout.objects.get(id=id).duplicate
+
             if private:
                 privacy = 'private'
             else:
@@ -9898,6 +9903,7 @@ def workout_edit_view(request,id=0,message="",successmessage=""):
             row.duration = duration
             row.distance = distance
             row.boattype = boattype
+            row.duplicate = duplicate
             row.privacy = privacy
             row.rankingpiece = rankingpiece
             row.timezone = thetimezone