lguest: remove NOTIFY facility from demonstration launcher.
lguest: remove NOTIFY facility from demonstration launcher.

This was only used for early console, now we can get rid of it altogether.

Signed-off-by: Rusty Russell <df9728c9e5104131c08c7adb03af425394842596@rustcorp.com.au>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs