docs: fix ComponentProps info

closes #13770

Author: dummdidumm

packages/svelte/src/index.d.ts

@@ -210,9 +210,12 @@ export type ComponentEvents<Comp extends SvelteComponent> =
  * import MyComponent from './MyComponent.svelte';
  *
  * // Errors if these aren't the correct props expected by MyComponent.
- * const props: ComponentProps<MyComponent> = { foo: 'bar' };
+ * const props: ComponentProps<typeof MyComponent> = { foo: 'bar' };
  * ```
  *
+ * > [!NOTE]
+ * > In Svelte 4, you would do `ComponentProps<MyComponent>` because `MyComponent` was a class.
+ *
  * Example: A generic function that accepts some component and infers the type of its props:
  *
  * ```ts