f duh one less computation

Author: TheBlueMatt

lightning/src/routing/router.rs

@@ -1531,8 +1531,8 @@ where L::Target: Logger {
 				// recompute the fees again, so that if that's the case, we match the currently
 				// underpaid htlc_minimum_msat with fees.
 				debug_assert_eq!(payment_path.get_value_msat(), value_contribution_msat);
-				payment_path.update_value_and_recompute_fees(cmp::min(value_contribution_msat, final_value_msat));
 				value_contribution_msat = cmp::min(value_contribution_msat, final_value_msat);
+				payment_path.update_value_and_recompute_fees(value_contribution_msat);
 
 				// Since a path allows to transfer as much value as
 				// the smallest channel it has ("bottleneck"), we should recompute