fix: update lockfile for pnpm 11 compatibility

pnpm/action-setup@v6 bootstraps pnpm 11.0.0-rc.0 which requires
packageManagerDependencies in the lockfile. Regenerated with pnpm 11
and updated packageManager field accordingly.

Author: jihchi

package.json

@@ -66,7 +66,7 @@
     "rescript": ">=12.0.0-beta.11",
     "vite": ">=5.1.0"
   },
-  "packageManager": "pnpm@10.14.0",
+  "packageManager": "pnpm@11.0.0-rc.0",
   "engines": {
     "node": ">=20"
   },