docs(readme): add MagicLight WebBLE integration (GoogleChrome#3613)

readme.md

@@ -252,6 +252,7 @@ This section details projects that have integrated Lighthouse. If you're working
 * **[lighthouse-mocha-example](https://github.com/justinribeiro/lighthouse-mocha-example)** - gather performance metrics via Lighthouse and tests them in Mocha
 * **[pwmetrics](https://github.com/paulirish/pwmetrics/)** - gather performance metrics
 * **[lighthouse-hue](https://github.com/ebidel/lighthouse-hue)** - set the color of Philips Hue lights based on a Lighthouse score
+   * **[lighthouse-magic-light](https://github.com/manekinekko/lighthouse-magic-light)** set the color of the MagicLight Bluetooth Smart Light Bulb based on Lighthouse score
 * **[lighthouse-batch](https://www.npmjs.com/package/lighthouse-batch)** - run Lighthouse over a number of sites and generate a summary of their metrics/scores.
 * **[lighthouse-cron](https://github.com/thearegee/lighthouse-cron)** - Cron multiple batch Lighthouse audits and emit results for sending to remote server.
 * **[lightcrawler](https://github.com/github/lightcrawler)** - Crawl a website and run each page found through Lighthouse.