Issue #3425105: Don't use text_with_summary in Umami

Closes #3425105

core/profiles/demo_umami/config/install/core.entity_form_display.block_content.basic.default.yml

@@ -3,7 +3,7 @@ status: true
 dependencies:
   config:
     - block_content.type.basic
-    - field.field.block_content.basic.body
+    - field.field.block_content.basic.field_body
   module:
     - text
 id: block_content.basic.default
@@ -11,15 +11,13 @@ targetEntityType: block_content
 bundle: basic
 mode: default
 content:
-  body:
-    type: text_textarea_with_summary
+  field_body:
+    type: text_textarea
     weight: -4
     region: content
     settings:
       rows: 9
-      summary_rows: 3
       placeholder: ''
-      show_summary: false
     third_party_settings: {  }
   info:
     type: string_textfield