add chaosknoten to hosts and new hypervisors group

Also exclude that group from the tasks otherwise targeting all hosts.

playbooks/deploy.yaml

@@ -59,8 +59,8 @@
   roles:
     - prometheus_node_exporter
 
-- name: Configure unattended upgrades
-  hosts: all
+- name: Configure unattended upgrades for all non-hypervisors
+  hosts: all:!hypervisors
   become: true
   roles:
     - role: debops.debops.unattended_upgrades

playbooks/maintenance.yaml

@@ -26,8 +26,8 @@
       vars:
         nginx__version_spec: "{{ nextcloud__nginx_version_spec | default('') }}"
 
-- name: Make Sure System Package Are Up-To-Date
-  hosts: all
+- name: Make Sure System Package Are Up-To-Date for all non-hypervisors
+  hosts: all:!hypervisors
   roles:
     - apt_update_and_upgrade