chore(deps): rm pjson engines field (unnecessary)

Signed-off-by: Derek Lewis <dereknongeneric@open.inf.is>

Author: DerekNonGeneric

package.json

@@ -3,9 +3,6 @@
   "version": "0.0.0-development",
   "description": "Essential utility errors inspired by Node.js core error codes",
   "packageManager": "pnpm@8.6.0",
-  "engines": {
-    "node": "^18.0.0"
-  },
   "keywords": [
     "error",
     "errors",