docs: redesigned admonitions (#5689)

www/apps/docs/content/user-guide/gift-cards/manage.mdx

@@ -148,7 +148,7 @@ If you face any errors or difficulties while uploading an image, please contact
 
 ### Delete Gift Card Image
 
-:::caution
+:::warning
 
 If you delete an image, you won’t be able to restore it.
 
@@ -167,7 +167,7 @@ To delete a gift card image:
 
 ## Unpublish Gift Card
 
-:::caution
+:::warning
 
 Unpublishing a gift card prevents customers from seeing the gift card in the storefront, purchasing it, or using it.