Apply config changes from database updates

Ref #243

config/webform.webform.newsletter.yml

@@ -11,7 +11,8 @@ archive: false
 id: newsletter
 title: Newsletter
 description: 'Sign up for the Agaric Newsletter'
-category: Marketing
+categories:
+  - Marketing
 elements: |
   processed_text:
     '#type': processed_text
@@ -123,6 +124,8 @@ settings:
   wizard_toggle: false
   wizard_toggle_show_label: ''
   wizard_toggle_hide_label: ''
+  wizard_page_type: container
+  wizard_page_title_tag: h2
   preview: 0
   preview_label: ''
   preview_title: ''