chore: upgrade pnpm package manager from 8.7.6 to 9.15.2 (#3516)

Co-authored-by: Kai <7630809+Kailai-Wang@users.noreply.github.com>

Author: 0xverin

parachain/scripts/ts-utils/package.json

@@ -22,5 +22,5 @@
         "ts-node": "^10.9.1",
         "typescript": "^5.0.4"
     },
-    "packageManager": "pnpm@8.7.6"
+    "packageManager": "pnpm@9.15.2"
 }