Fix engines npm script

Author: kemitchell

package.json

@@ -39,7 +39,7 @@
   "license": "Apache-2.0",
   "repository": "jslicense/licensee.js",
   "scripts": {
-    "engines": "ls-engines --check",
+    "engines": "ls-engines --current",
     "licenses": "./licensee --errors-only",
     "lint": "standard index.js licensee tests/**/*.js",
     "pretest": "npm run lint",