fix(api-builder): add missing git package dependency

This was causing the api-builder tests to fail

Author: petebacondarwin

tools/api-builder/cheatsheet-package/index.js

@@ -1,6 +1,6 @@
 var Package = require('dgeni').Package;
 
-module.exports = new Package('cheatsheet', [require('../content-package'), require('../target-package')])
+module.exports = new Package('cheatsheet', [require('../content-package'), require('../target-package'), require('dgeni-packages/git')])
 
 .factory(require('./services/cheatsheetItemParser'))
 .processor(require('./processors/createCheatsheetDoc'))