⬆️ Update ghcr.io/ajnart/homarr Docker tag to v0.15.6

Author: Renovate Bot

docker/arrs/docker-compose.yml

@@ -72,7 +72,7 @@ services:
 
   homarr:
     container_name: homarr
-    image: ghcr.io/ajnart/homarr:0.15.4
+    image: ghcr.io/ajnart/homarr:0.15.6
     restart: unless-stopped
     volumes:
       - /docker/appdata/homarr/configs:/app/data/configs