chore(deps): update pnpm to v9 (#14)

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

Author: renovate[bot]

package.json

@@ -14,7 +14,7 @@
     "prettier": "^3.1.0",
     "turbo": "latest"
   },
-  "packageManager": "pnpm@8.15.6",
+  "packageManager": "pnpm@9.1.1",
   "engines": {
     "node": ">=18"
   }