remove qname-minimisation from sample config, this was turned on by

default upstream in 1.7.2 (picked up by us with the update to 1.7.3).
ok florian@

src/etc/unbound.conf

@@ -1,4 +1,4 @@
-# $OpenBSD: unbound.conf,v 1.10 2018/12/07 11:54:04 sthen Exp $
+# $OpenBSD: unbound.conf,v 1.11 2018/12/10 16:46:03 sthen Exp $
 
 server:
 	interface: 127.0.0.1
@@ -19,9 +19,6 @@ server:
 	hide-identity: yes
 	hide-version: yes
 
-	# Uncomment to enable qname minimisation.  RFC 7816
-	#qname-minimisation: yes
-
 	# Enable DNSSEC validation.
 	auto-trust-anchor-file: "/var/unbound/db/root.key"
 	val-log-level: 2