chore(deps): update devdependency @sveltejs/adapter-auto to v7 (#832)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

packages/svelte/package.json

@@ -24,7 +24,7 @@
     "prepublishOnly": "pnpm build"
   },
   "devDependencies": {
-    "@sveltejs/adapter-auto": "^6.0.2",
+    "@sveltejs/adapter-auto": "^7.0.0",
     "@sveltejs/kit": "^2.16.0",
     "@sveltejs/package": "^2.3.7",
     "@sveltejs/vite-plugin-svelte": "^5.0.3",