fix release docs

Author: arik-so

lightning/src/ln/inbound_payment.rs

@@ -84,7 +84,7 @@ impl Method {
 /// `ChannelManager` is required. Useful for generating invoices for [phantom node payments] without
 /// a `ChannelManager`.
 ///
-/// `keys` is generated by calling [`NodeSigner::get_inbound_payment_key_material`] and then
+/// `keys` is generated by calling [`crate::chain::keysinterface::NodeSigner::get_inbound_payment_key_material`] and then
 /// calling [`ExpandedKey::new`] with its result. It is recommended to cache this value and not
 /// regenerate it for each new inbound payment.
 ///