f - Clarify inflight_htlc_msat docs

Author: jkczyz

lightning/src/routing/scoring.rs

@@ -211,7 +211,8 @@ pub struct ChannelUsage {
 	/// The amount to send through the channel, denominated in millisatoshi.
 	pub amount_msat: u64,
 
-	/// Total amount, denominated in millisatoshi, already allocated to send through the channel.
+	/// Total amount, denominated in millisatoshi, already allocated to send through the channel
+	/// as part of a multi-path payment.
 	pub inflight_htlc_msat: u64,
 
 	/// The effective capacity of the channel.