ran updated yml generator

Closes #3469525

components/00-base/datetime/datetime.component.yml

+'$schema': 'https://git.drupalcode.org/project/drupal/-/raw/HEAD/core/assets/schemas/v1/metadata.schema.json'
+
 name: Datetime
 
 status: experimental
@@ -30,9 +32,8 @@ props:
       description: End time in ISO format.
 
     attributes:
-      type: string
-      title: Attributes
-      description: Additional attributes.
+      type: Drupal\Core\Template\Attribute
+      name: Attributes
 
     modifier_class:
       type: string