dns/master: Disable checking hostnames for validity in BIND9 on dynamic updates

roles/dns/master/templates/zone.conf

@@ -19,6 +19,8 @@ zone "{{ domain }}" {
   type master;
   file "{{ database_file }}";
   key-directory "{{ keys_directory }}";
+  // do not check for correct hostnames
+  check-names ignore;
   // dnssec
   inline-signing yes;
   dnssec-policy "{{ domain }}-policy";