chore(deps): update pnpm to v8.9.0 (#661)

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

Author: renovate[bot]

package.json

@@ -141,5 +141,5 @@
     "webpack-cli": "5.1.4",
     "webpack-merge": "5.9.0"
   },
-  "packageManager": "pnpm@8.8.0"
+  "packageManager": "pnpm@8.9.0"
 }