give the nameserver a little longer to response

bin/tests/system/rpz/tests.sh

@@ -65,7 +65,7 @@ digcmd () {
     # Default to +noauth and @$ns3
     # Also default to -bX where X is the @value so that OS X will choose
     #	    the right IP source address.
-    digcmd_args=`echo "+noadd +time=1 +tries=1 -p 5300 $*" |	\
+    digcmd_args=`echo "+noadd +time=2 +tries=1 -p 5300 $*" |	\
 	    sed -e "/@/!s/.*/& @$ns3/"				\
 		-e '/-b/!s/@\([^ ]*\)/@\1 -b\1/'		\
 		-e '/+n?o?auth/!s/.*/+noauth &/'`