lb config seems not to have the argument --mirror-binary-updates anymore

templates/lb-config-args.j2

@@ -14,7 +14,6 @@
 {% endif %}
 {% if debian_mirror is defined %}
 --mirror-binary "{{ debian_mirror }}"
---mirror-binary-updates "{{ debian_mirror }}"
 {% if (debian_backports is defined) and (debian_backports == true)  %}
 --mirror-binary-backports "{{ debian_mirror }}"
 {% endif %}