Fix for DM failure: Std subcloud installation

Signed-off-by: mmanthir <mahalakshmi.manthiram@windriver.com>

docs/playbooks/wind-river-cloud-platform-deployment-manager.yaml

@@ -744,6 +744,7 @@
               timeout: "{{ boot_wait_time }}"
             register: waiting_after_reboot
             ignore_unreachable: true
+            ignore_errors: true
 
           # Retry block: sometimes system reboots twice
           # It will take some extra time.
@@ -774,7 +775,7 @@
               register: new_reboot
               when: waiting_after_new_reboot.failed
 
-            when: waiting_after_reboot.failed
+            when: waiting_after_reboot.failed or waiting_after_new_reboot.unreachable
 
           - name: Set retries to check resource reconciled status for simplex
             set_fact: