chore: add tagline to Alby Hub (#601)

Adds taglien to Alby Hub.

Which mentioned at
#599 (comment)

Author: calganaygun

Apps/AlbyHub/docker-compose.yml

@@ -37,6 +37,8 @@ x-casaos:
     - https://cdn.jsdelivr.net/gh/getAlby/umbrel-community-app-store@master/alby-albyhub/images/node.png
     - https://cdn.jsdelivr.net/gh/getAlby/umbrel-community-app-store@master/alby-albyhub/images/store.png
     - https://cdn.jsdelivr.net/gh/getAlby/umbrel-community-app-store@master/alby-albyhub/images/wallet.png
+  tagline:
+    en_us: A simple Bitcoin Lightning node with wallet, subaccounts and NWC connections
   index: /
   port_map: "58000"
   scheme: http