lnproxy on Nostr: More improvements to payment reliability for lnproxy relays: routing budget and cltv ...

More improvements to payment reliability for lnproxy relays: routing budget and cltv delta are now estimated intelligently using the routing graph ( https://github.com/lnproxy/lnproxy/commit/6bcc8dd495d8f6c4bb4a2690e7526c9ff55cba8d ).

Please test and report any issues.