pagure: create the db and its user as the postgres user

Signed-off-by: Pierre-Yves Chibon <pingou@pingoured.fr>

roles/pagure/frontend/tasks/main.yml

@@ -65,6 +65,8 @@
   - pagure
 
 - name: create the pagure DB user
+  become_user: postgres
+  become: true
   postgresql_user:
      name: "{{ pagure_db_user }}"
      password: "{{ pagure_db_pass }}"
@@ -73,6 +75,8 @@
   - postgresql
 
 - name: create the pagure database creation
+  become_user: postgres
+  become: true
   postgresql_db:
      name: "{{ pagure_db_name }}"
      owner: "{{ pagure_db_user) }}"