Fix in-repo addon acceptance test.

Author: Robert Jackson

test/fixtures/input/lib/special-sauce/package.json

@@ -4,6 +4,7 @@
     "ember-addon"
   ],
   "dependencies": {
+    "ember-cli-babel": "*",
     "ember-cli-htmlbars": "*"
   }
 }

test/fixtures/output/lib/special-sauce/package.json

@@ -4,6 +4,7 @@
     "ember-addon"
   ],
   "dependencies": {
+    "ember-cli-babel": "*",
     "ember-cli-htmlbars": "*"
   }
 }

test/run-test.js

@@ -47,6 +47,7 @@ const execOpts = { cwd: inputDir, stderr: 'inherit' };
 
   try {
     await execa('diff', ['-rq', './app', '../output/app'], execOpts);
+    await execa('diff', ['-rq', './lib', '../output/lib'], execOpts);
   } catch (e) {
     console.error('codemod did not run successfully');
     console.log(e.stdout);