Update README.md (sveltejs#239)

Author: Rich-Harris

content/tutorial/01-svelte/07-lifecycle/03-update/README.md

@@ -2,8 +2,6 @@
 title: beforeUpdate and afterUpdate
 ---
 
-> The Eliza Chatbot in this exercise doesn't currently work. For now, you can use the old tutorial instead: https://svelte.dev/tutorial/update
-
 The `beforeUpdate` function schedules work to happen immediately before the DOM is updated. `afterUpdate` is its counterpart, used for running code once the DOM is in sync with your data.
 
 Together, they're useful for doing things imperatively that are difficult to achieve in a purely state-driven way, like updating the scroll position of an element.