Use getcwd() when addBackendsFile on config.dist.php

Author: Chemaclass

lightning-config.dist.php

@@ -9,4 +9,4 @@
     ->setReceiver('default-receiver')
     ->setSendableRange(min: 100_000, max: 10_000_000_000)
     ->setCallbackUrl('localhost:8000/callback')
-    ->addBackendsFile(__DIR__ . DIRECTORY_SEPARATOR . 'nostr.json');
+    ->addBackendsFile(getcwd() . DIRECTORY_SEPARATOR . 'nostr.json');