Added ln. alias prefix to mainnet c-lightning node, too.

mainnet/docker-compose.yml

@@ -35,7 +35,7 @@ services:
         bitcoin-rpcpassword=rpcpass
         network=bitcoin
         log-level=debug
-        alias=tr3y.io
+        alias=ln.tr3y.io
         rgb=00aa00
     networks:
       nodenet: