swap out openntpd for chrony on debian systems

group_vars/all.yml

@@ -98,7 +98,7 @@ common_pkgs_rpm:
 
 common_pkgs_deb:
   - netcat-openbsd
-  - openntpd
+  - chrony
 
 # backblaze b2 cloud backups
 b2_account_key: "{{ vaulted_b2_account_key }}"