do not abuse label as comment in test-case

Author: booo

test/integration/connection/bound-command-tests.js

@@ -1,5 +1,5 @@
 var helper = require(__dirname + '/test-helper');
-http://developer.postgresql.org/pgdocs/postgres/protocol-flow.html#PROTOCOL-FLOW-EXT-QUERY
+//http://developer.postgresql.org/pgdocs/postgres/protocol-flow.html#PROTOCOL-FLOW-EXT-QUERY
 
 test('flushing once', function() {
   helper.connect(function(con) {