chore(deps): update pnpm to v10.29.1

Author: renovate[bot]

package.json

@@ -33,7 +33,7 @@
     "preview": "astro preview"
   },
   "license": "MIT",
-  "packageManager": "pnpm@10.28.2",
+  "packageManager": "pnpm@10.29.1",
   "contributors": [
     {
       "name": "Alexander Niebuhr",