add option to turn off needs restarting and reboot (for ita managed instances)

defaults/main.yml

@@ -11,6 +11,7 @@ cron_email: false
 cron_users:
   - root
   - "{{ worker_name }}"
+cron_yum_update_needs_restarting: true  
 cron_mailto: 
   - "oyvind.gjesdal@uib.no"
 ssh_public_keys: []

tasks/main.yml

@@ -17,6 +17,7 @@
     user: "root"
     job: '/usr/bin/sh -c "yum update -y && /usr/bin/needs-restarting -r now || /usr/sbin/shutdown -r" > /dev/null'
   become: true
+  when: "cron_yum_update_needs_restarting | default(true) | bool"
 
 - name: Set authorized key from url
   authorized_key: