3c: Enable the node module

Enable the node module within the test to add the `access content`
permission.

This fails, and returns a 500 response code rather than the expected 200
response code.

web/modules/custom/my_module/tests/src/Functional/BlogPageTest.php

@@ -10,6 +10,7 @@ class BlogPageTest extends BrowserTestBase {
   protected $defaultTheme = 'stark';
 
   protected static $modules = [
+    'node',
     'my_module',
   ];