f slightly clearer comment

Author: TheBlueMatt

lightning/src/routing/scoring.rs

@@ -434,7 +434,7 @@ pub struct ProbabilisticScoringParameters {
 	/// seen a liquidity estimate update for this amount of time, the historical datapoints are
 	/// decayed by half.
 	///
-	/// Note that 16 or more half lives guarantees that all historical data will be wiped.
+	/// Note that after 16 or more half lives all historical data will be completely gone.
 	///
 	/// Default value: 14 days
 	pub historical_no_updates_half_life: Duration,