chore(deps): update pnpm to v11.21.0 (#938)

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

Author: renovate[bot]

package.json

@@ -17,7 +17,7 @@
     "prettier": "3.9.6",
     "prettier-plugin-packagejson": "2.5.22"
   },
-  "packageManager": "pnpm@11.20.0",
+  "packageManager": "pnpm@11.21.0",
   "engines": {
     "node": "^22.11.0 || >=24.11.0",
     "pnpm": "^11.0.0"