fix: do not lock web-codegen-scorer to pnpm

Author: devversion

package.json

@@ -29,11 +29,6 @@
   "description": "Web Codegen Scorer is a tool for evaluating the quality of web code generated by Large Language Models (LLMs).",
   "type": "module",
   "packageManager": "[email protected]",
-  "engines": {
-    "npm": "Please use pnpm instead of NPM to install dependencies",
-    "yarn": "Please use pnpm instead of Yarn to install dependencies",
-    "pnpm": "10.18.0"
-  },
   "bugs": {
     "url": "https://github.com/angular/web-codegen-scorer/issues"
   },