chore(deps): update dependency @sveltejs/vite-plugin-svelte to v7

Author: renovate[bot]

packages/examples/vite-svelte-example/package.json

@@ -8,7 +8,7 @@
     "preview": "cross-env HELLO=import-meta-env import-meta-env -x .env.example.public && vite preview"
   },
   "devDependencies": {
-    "@sveltejs/vite-plugin-svelte": "5.1.1",
+    "@sveltejs/vite-plugin-svelte": "7.1.2",
     "cross-env": "7.0.3",
     "svelte": "5.55.4",
     "vite": "6.3.6"