Miss typings definine in package.json files

[tianyingchun]

{
  "name": "dependency-tree",
  "version": "10.0.1",
  "description": "Get the dependency tree of a module",
  "main": "index.js",
  "types": "index.d.ts",
  "files": [
    "bin/cli.js",
    "lib/*.js",
    "index.js"
  ],

plesase add index.d.ts into files entry.

[XhmikosR]

Fixes in v10.0.3