refactor: get rid of page data types

apps/website/src/routes/+layout.svelte

@@ -5,7 +5,6 @@
     import { page } from '$app/stores'
     import { beforeNavigate } from '$app/navigation'
     import { PUBLIC_ANALYTICS_DOMAIN } from '$env/static/public'
-    import type { PageData } from './$types'
     import { onMount, setContext } from 'svelte'
     import { pageLoading, previousPage } from '$utils/stores'
     import '$utils/polyfills'
@@ -16,7 +15,7 @@
     import Switcher from '$components/molecules/Switcher.svelte'
     import Footer from '$components/organisms/Footer.svelte'
 
-    export let data: PageData
+    export let data
 
     let innerHeight: number
     $: innerHeight && document.body.style.setProperty('--vh', `${innerHeight}px`)