fix: add explicitly request package (thanks @robinvdvleuten)

closes #39

Author: nodkz

package.json

@@ -56,6 +56,7 @@
     "lockfile": "^1.0.3",
     "md5-file": "^3.2.3",
     "mkdirp": "^0.5.1",
+    "request": "^2.83.0",
     "request-promise": "^4.2.2",
     "tmp": "^0.0.33",
     "uuid": "^3.0.1"