Removed unused import and migrated legacy import

src/routes/+error.svelte

@@ -1,5 +1,5 @@
 <script>
-  import { page } from "$app/stores";
+  import { page } from "$app/state";
   import { Alert } from "flowbite-svelte";
   import { ExclamationCircleSolid } from "flowbite-svelte-icons";
 </script>

src/routes/+layout.svelte

@@ -4,7 +4,6 @@
 	import { locales, localizeHref } from '$lib/paraglide/runtime';
 	import './layout.css';
 	import favicon from '$lib/assets/favicon.svg';
-	import { DarkMode } from 'flowbite-svelte';
 
 	let { children } = $props();
 </script>