NEW: net/mollysocket

Hi ports@,

I've come up with a port for:

    https://github.com/mollyim/mollysocket .

Essentially, it makes it possible to use Signal on your phone with
UnifiedPush
instead of Google FCM / Sockets.

infrastructure/db/user.list changes:

--- a/infrastructure/db/user.list
+++ b/infrastructure/db/user.list
@@ -410,3 +410,4 @@ id user group port
899 _openhab _openhab misc/openhab
900 _z2m _z2m comms/zigbee2mqtt
901 _ergo _ergo net/ergo
+902 _mollysocket _mollysocket net/mollysocket

comments, OK?

- christoph