test-helper: re-add missing function spit()

It looks like this was removed in d615ebe while it still had references to it.

Author: alxndrsn

packages/pg/test/test-helper.js

@@ -72,6 +72,13 @@ assert.UTCDate = function (actual, year, month, day, hours, min, sec, milisecond
   assert.equal(actualMili, milisecond, 'expected milisecond ' + milisecond + ' but got ' + actualMili)
 }
 
+var spit = function(actual, expected) {
+  console.log("");
+  console.log("actual " + sys.inspect(actual));
+  console.log("expect " + sys.inspect(expected));
+  console.log("");
+}
+
 assert.equalBuffers = function (actual, expected) {
   if (actual.length != expected.length) {
     spit(actual, expected)