message: Fix broken link in dev README
diff: @@ -10,4 +10,4 @@ Your plugin has been added to the example app in this repository, meaning you'll
  You can also serve the plugin in isolation by running `yarn start` in the plugin directory.
  This method of serving the plugin provides quicker iteration speed and a faster startup and hot reloads.
  -It is only meant for local development, and the setup for it can be found inside the [/dev](./dev) directory.
  +It is only meant for local development, and the setup for it can be found inside the `/dev` directory.
  