add option to bind Language Server Protocol Listener to a specific interface

[weberjn]

Language Server binds to all interfaces.

It should either honour OPENHAB_HTTP_ADDRESS or a separate option.

https://community.openhab.org/t/openhab-http-address-leaves-the-language-server-open/150410

https://www.openhab.org/docs/installation/security.html#authentication-and-access-control

[openhab-bot]

This issue has been mentioned on openHAB Community. There might be relevant details there:

https://community.openhab.org/t/openhab-http-address-leaves-the-language-server-open/150410/8