add loop

Signed-off-by: Anis FATHALLAH <anis@fathallah.fr>

Author: anisf

roles/deployment/databases/tasks/postgresql.yml

@@ -17,6 +17,7 @@
 - name: Ensure psycopg2 is installed
   package:
     name: "{{ ((hostvars[databases[item].host]['ansible_os_family'] == 'RedHat') and (hostvars[databases[item].host]['ansible_distribution_major_version'] == '7')) | ternary('python-psycopg2', 'python3-psycopg2') }}"
+  with_items: "{{ databases }}"
   delegate_to: "{{ databases[item].host }}"
   connection: ssh
   when: databases[item].host in groups.db_server