Update expired GPG key. Config options on php fpm

Change-Id: Ib40927591e04564d44dd0908b371f7ee74b8ee81
diff --git a/tasks/main.yml b/tasks/main.yml
index 6ab7836..3a9df11 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -10,9 +10,10 @@
 - name: include OS-specific tasks
   include_tasks: "{{ ansible_os_family }}.yml"
 
+
 - name: Enable PHP-FPM Service
   service:
-    name: "{{ php_service }}"
+    name: "{{ php_fpm_service }}"
     enabled: true
   notify:
     - start-php