fake initial migration for notifier

CHANGELOG.md

+- Role: notifier
+  - Updated notifier Syncdb to do `migrate --fake-initial` instead of `syncdb`.
+
 - Role: discovery
   - Added `DISCOVERY_REPOS` to allow configuring discovery repository details.
 

playbooks/roles/notifier/tasks/deploy.yml

@@ -98,7 +98,7 @@
   - "install:configuration"
 
 - name: Syncdb
-  shell: "{{ NOTIFIER_VENV_DIR }}/bin/python manage.py syncdb"
+  shell: "{{ NOTIFIER_VENV_DIR }}/bin/python manage.py migrate --fake-initial"
   args:
     chdir: "{{ NOTIFIER_CODE_DIR }}"
   become: true