Remove the shelljs dependency from package dependencies

Author: ivanduplenskikh

node/package-lock.json

@@ -32,7 +32,6 @@
     "nodejs-file-downloader": "^4.11.1",
     "q": "^1.5.1",
     "semver": "^5.7.2",
-    "shelljs": "^0.8.5",
     "uuid": "^3.0.1"
   },
   "devDependencies": {