MC-5710: Beta docs tutorial

Updated TOC

Author: bdenham

docs/_pagebuilder.yml

@@ -35,8 +35,8 @@ pages:
     url: /page-builder/create-basic-content-type/step-3-add-components.html
     versionless: true
 
-  - label: Step 4. Add form editor
-    url: /page-builder/create-basic-content-type/step-4-add-editor.html
+  - label: Step 4. Add form
+    url: /page-builder/create-basic-content-type/step-4-add-form.html
     versionless: true
 
   - label: Step 5. Add styles