Only use default resolver in dnsmasq when we are using host_resolvconf mode

roles/dnsmasq/templates/01-kube-dns.conf.j2

@@ -15,15 +15,17 @@ local=/{{ bogus_domains }}
 {% for srv in upstream_dns_servers %}
 server={{ srv }}
 {% endfor %}
-{% else %}
+no-resolv
+{% elif resolvconf_mode == 'host_resolvconf' %}
+{# The default resolver is only needed when the hosts resolv.conf was modified by us. If it was not modified, we can rely on dnsmasq to reuse the systems resolv.conf #}
 server={{ default_resolver }}
+no-resolv
 {% endif %}
 
 {% if kube_log_level == '4' %}
 log-queries
 {% endif %}
 bogus-priv
-no-resolv
 no-negcache
 cache-size=1000
 max-cache-ttl=10