fix: fix double-colon typo in the Homepage image spec

docker-compose/homepage/docker-compose.yaml

@@ -1,7 +1,7 @@
 ---
 services:
   homepage:
-    image: ghcr.io/gethomepage/homepage::v0.8.9
+    image: ghcr.io/gethomepage/homepage:v0.8.9
     container_name: homepage
     environment:
       - LOG_LEVEL=info