Add back reboot-os service into dataplane-adoption NodeSet lists

Fix for reboot-os service casuing failure of adoption procedure is merged.[1]
Add back reboot-os into the service list on the NodeSet lists both into
automation and user docs.

[1] openstack-k8s-operators/edpm-ansible#646

docs_user/modules/proc_adopting-compute-services-to-the-data-plane.adoc

@@ -316,6 +316,7 @@ spec:
     - configure-os
     - ssh-known-hosts
     - run-os
+    - reboot-os
     - install-certs
     - libvirt
     - nova-compute-extraconfig
@@ -486,6 +487,7 @@ spec:
     - install-os
     - configure-os
     - run-os
+    - reboot-os
     - install-certs
     - ceph-client
     - libvirt

tests/roles/dataplane_adoption/tasks/main.yaml

@@ -235,6 +235,7 @@
         - configure-os
         - ssh-known-hosts
         - run-os
+        - reboot-os
         - install-certs
         - libvirt
         - nova-compute-extraconfig
@@ -340,6 +341,7 @@
         - install-os
         - configure-os
         - run-os
+        - reboot-os
         - install-certs
         - ceph-client
         - libvirt