Fix comment indentation in `examples/reverse-proxies/caddy2-in-container/docker-compose.yaml`

examples/reverse-proxies/caddy2-in-container/docker-compose.yaml

@@ -19,7 +19,7 @@ services:
     volumes:
       - ./Caddyfile:/etc/caddy/Caddyfile
       # - ./site:/var/www
-    #  Other configurations …
+    # Other configurations …
 
 networks:
   # add this as well