ansible: qemu: netcat -> netcat-openbsd

Make the ansible rule compatible with debian 12. The same package is
already in debian 11 and debian 10.

Fix for:
  E: Package 'netcat' has no installation candidate

Change-Id: Idcc90ad7a2a104a9b4f5a76c6c89d74604651530
diff --git a/ansible/roles/qemu/tasks/main.yml b/ansible/roles/qemu/tasks/main.yml
index 96b3150..1678217 100644
--- a/ansible/roles/qemu/tasks/main.yml
+++ b/ansible/roles/qemu/tasks/main.yml
@@ -4,7 +4,7 @@
   apt:
     name:
       - libguestfs-tools
-      - netcat
+      - netcat-openbsd
       - qemu-system-x86
       - sshpass
     cache_valid_time: 3600