update changelog

CHANGELOG.md

@@ -4,6 +4,7 @@
 
 * Allow `<svelte:self>` to be used in a slot ([#2798](https://github.com/sveltejs/svelte/issues/2798))
 * Expose object of unknown props in `$$restProps` ([#2930](https://github.com/sveltejs/svelte/issues/2930))
+* Prevent passing named slots other than from the top level within a component ([#3385](https://github.com/sveltejs/svelte/issues/3385))
 * Allow transitions and animations to work within iframes ([#3624](https://github.com/sveltejs/svelte/issues/3624))
 * Fix initialising slot fallbacks when unnecessary ([#3763](https://github.com/sveltejs/svelte/issues/3763))
 * Disallow binding directly to `const` variables ([#4479](https://github.com/sveltejs/svelte/issues/4479))