Merge pull request #234 from balena-io/renovate/docker-28.x

Update docker Docker tag to v28

Author: Page-

docker-compose.test.yml

@@ -8,7 +8,7 @@ services:
       REGISTRY2_HOST: registry2.balena-cloud.com
 
   docker:
-    image: docker:27.5.1-dind
+    image: docker:28.0.2-dind
     privileged: true
     environment:
       DOCKER_TLS_CERTDIR: ""