Don't spit the compiled VCL on stdout, /dev/null it.

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@4485 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishtest/tests/a00009.vtc

@@ -2,4 +2,4 @@
 
 test "See that the VCL compiler works"
 
-shell "cd ../varnishd && ./varnishd -b 127.0.0.1:80 -C -n ${tmpdir}"
+shell "cd ../varnishd && ./varnishd -b 127.0.0.1:80 -C -n ${tmpdir} > /dev/null"