Update configure_alerting.yml

Signed-off-by: abhishek-sa1 <abhishek.sa3@dell.com>

roles/login_node/tasks/configure_alerting.yml

@@ -65,4 +65,4 @@
   cron:
     name: Auth failure alerting
     special_time: hourly
-    job: "{{ ansible_playbook_path.stdout.split(' ')[1] }} {{ alerting_file_path }} -e 'alert_email_address={{ alert_email_address }}'"
+    job: "{{ ansible_playbook_path.stdout.split(' ')[1] }} {{ alerting_file_path }} -e 'alert_email_address={{ hostvars['127.0.0.1']['alert_email_address'] }}'"