force handlers to run after configure pg_hba.conf

tasks/config.yml

@@ -23,6 +23,9 @@
   with_items: "{{ postgresql_users }}"
   when: item.name == postgres_user
 
+- name: Force all notified handlers to activate pg_hba.conf
+  meta: flush_handlers
+
 - name: Ensure PostgreSQL users are present
   postgresql_user:
     name: "{{ item.name }}"