message: readme: fix broken link to contributing guide
diff: @@ -86,7 +86,7 @@ This project is maintained by a community of developers. Contributions are welco
  You can find TypeDoc on GitHub; feel free to open an issue or create a pull request:
  https://github.com/TypeStrong/typedoc
  -For more information, read the [contribution guide](https://github.com/TypeStrong/typedoc/blob/master/CONTRIBUTING.md).
  +For more information, read the [contribution guide](https://github.com/TypeStrong/typedoc/blob/master/.github/CONTRIBUTING.md).
  ## License
  