Remove is_vm, include vm.yaml

roles/common/tasks/vm.yaml

@@ -2,6 +2,9 @@
 - name: Install guest agent
   ansible.builtin.apt:
     name: qemu-guest-agent
+  when: ansible_virtualization_role|default(false) == 'guest'
+  tags:
+    - questagent
 
 - name: Serial Console
   ansible.builtin.lineinfile:
@@ -11,5 +14,5 @@
   notify:
     - update grub
     - reboot
-
-- ansible.builtin.meta: flush_handlers
+  tags:
+    - questagent