Merge branch 'hotfix/send-camp-cert-9-07-19' into 'master'

не отправились грамоты за рисовальный лагерь

See merge request lilschool/site!344

apps/notification/tasks.py

@@ -236,11 +236,11 @@ def send_camp_certificates(email=None, dry_run=False, certificate_number=None):
             print('Not OK')
             continue
         finally:
+            un.camp_certificate_last_email = date_end
+            un.save()
             for f in files:
                 f.close()
             if un.user.child_filled:
                 for fn in file_names:
                     if os.path.isfile(fn):
                         os.remove(fn)
-        un.camp_certificate_last_email = date_end
-        un.save()