Mailman: fix initial data again

roles/mailman/files/mailman-hyperkitty.cfg

@@ -2,7 +2,7 @@
 # archiver. Remember to add the following lines in the mailman.cfg file:
 #
 # [archiver.hyperkitty]
-# class: hyperkitty.lib.archiver.Archiver
+# class: mailman_hyperkitty.Archiver
 # enable: yes
 # configuration: /path/to/here/hyperkitty.cfg
 #

roles/mailman/tasks/main.yml

@@ -372,7 +372,7 @@
   - periodic.py
 
 - name: copy the initial user fixture
-  template: src=initial-data.json
+  template: src=initial-data.json.j2
         dest={{ mailman_webui_basedir }}/config/initial-data.json
         owner=root group=apache mode=0640
   tags: mailman