Include payment hash when logging invoice handling

Author: jkczyz

lightning/src/ln/channelmanager.rs

@@ -10622,6 +10622,10 @@ where
 					_ => return ResponseInstruction::NoResponse,
 				};
 
+				let logger = WithContext::from(
+					&self.logger, None, None, Some(invoice.payment_hash()),
+				);
+
 				let result = match invoice.verify(expanded_key, secp_ctx) {
 					Ok(payment_id) => {
 						if let Some(expected_payment_id) = expected_payment_id {
@@ -10640,7 +10644,7 @@ where
 						} else {
 							self.send_payment_for_verified_bolt12_invoice(&invoice, payment_id)
 								.map_err(|e| {
-									log_trace!(self.logger, "Failed paying invoice: {:?}", e);
+									log_trace!(logger, "Failed paying invoice: {:?}", e);
 									InvoiceError::from_string(format!("{:?}", e))
 								})
 						}
@@ -10658,7 +10662,7 @@ where
 						None => {
 							abandon_if_payment(context);
 							log_trace!(
-								self.logger,
+								logger,
 								"An error response was generated, but there is no reply_path specified \
 								for sending the response. Error: {}",
 								err