AD HOC ADD COC

Author: pirog

README.md

@@ -49,4 +49,5 @@ Made with [contrib.rocks](https://contrib.rocks).
 * [LICENSE](/LICENSE)
 * [TERMS OF USE](https://docs.lando.dev/terms)
 * [PRIVACY POLICY](https://docs.lando.dev/privacy)
+* [CODE OF CONDUCT](https://docs.lando.dev/coc)