f add note that its all addition

Author: TheBlueMatt

lightning/src/routing/scoring.rs

@@ -324,6 +324,9 @@ where L::Target: Logger {
 ///
 /// Used to configure base, liquidity, and amount penalties, the sum of which comprises the channel
 /// penalty (i.e., the amount in msats willing to be paid to avoid routing through the channel).
+///
+/// The penalty applied to any channel by the [`ProbabilisticScorer`] is the sum of each of the
+/// parameters here.
 #[derive(Clone)]
 pub struct ProbabilisticScoringParameters {
 	/// A fixed penalty in msats to apply to each channel.