chore: svelte 5 🎉 (#13738)

chore: svelte 5

Co-authored-by: Michel Heusschen <59014050+michelheusschen@users.noreply.github.com>
Co-authored-by: Ben McCann <322311+benmccann@users.noreply.github.com>

web/vite.config.js

@@ -1,5 +1,6 @@
 import { enhancedImages } from '@sveltejs/enhanced-img';
 import { sveltekit } from '@sveltejs/kit/vite';
+import { svelteTesting } from '@testing-library/svelte/vite';
 import path from 'node:path';
 import { visualizer } from 'rollup-plugin-visualizer';
 import { defineConfig } from 'vite';
@@ -37,6 +38,7 @@ export default defineConfig({
         })
       : undefined,
     enhancedImages(),
+    svelteTesting(),
   ],
   optimizeDeps: {
     entries: ['src/**/*.{svelte,ts,html}'],
@@ -49,6 +51,5 @@ export default defineConfig({
     sequence: {
       hooks: 'list',
     },
-    alias: [{ find: /^svelte$/, replacement: 'svelte/internal' }],
   },
 });