Re #448 - Dont use changedetection.io as the container name and hostname, fix problems fetching from the real changedetection.io webserver :)

docker-compose.yml

@@ -1,9 +1,9 @@
 version: '2'
 services:
-    changedetection.io:
+    changedetection:
       image: ghcr.io/dgtlmoon/changedetection.io
       container_name: changedetection.io
-      hostname: changedetection.io
+      hostname: changedetection
       volumes:
         - changedetection-data:/datastore