Goodbye, emojis! 😢

[ci skip]

README.md

@@ -5,7 +5,7 @@
 <!-- metadata -->
 * **Category**: Utilities
 * **Status**: 1, alpha
-* **Image**: [`drone/drone-docker-runner`](https://hub.docker.com/r/drone/drone-docker-runner/), ❶💚, upstream
+* **Image**: [`drone/drone-docker-runner`](https://hub.docker.com/r/drone/drone-docker-runner/), 4, upstream
 * **Healthcheck**: ?
 * **Backups**: ?
 * **Email**: ?