fix: state_proxy_equality_mismatch error in deferred-transitions example (#890)

fix state_proxy_equality_mismatch error

Author: Thiagolino8

apps/svelte.dev/content/examples/09-transitions/06-deferred-transitions/+assets/App.svelte

@@ -7,8 +7,8 @@
 		fallback: scale
 	});
 
-	let selected = $state(null);
-	let loading = $state(null);
+	let selected = $state.raw(null);
+	let loading = $state.raw(null);
 
 	const ASSETS = `https://sveltejs.github.io/assets/crossfade`;