Set the correct SMS limit when cancelling a paid plan.

hc/payments/admin.py

@@ -51,7 +51,7 @@ class SubsAdmin(admin.ModelAdmin):
         profile = Profile.objects.for_user(sub.user)
         profile.check_limit = 20
         profile.team_limit = 2
-        profile.sms_limit = 0
+        profile.sms_limit = 5
         profile.save()
 
         self.message_user(request, "%d subscriptions cancelled" % qs.count())