f slight wording tweak

Author: TheBlueMatt

lightning/src/ln/channelmanager.rs

@@ -976,7 +976,7 @@ pub struct ChannelDetails {
 	/// [`confirmations_required`]: Self::confirmations_required
 	pub short_channel_id: Option<u64>,
 	/// An optional [`short_channel_id`] alias for this channel, randomly generated by us and
-	/// usable in place of [`short_channel_id`] to reference the channel in outbound routes even if
+	/// usable in place of [`short_channel_id`] to reference the channel in outbound routes when
 	/// the channel has not yet been confirmed (as long as [`confirmations_required`] is
 	/// `Some(0)`).
 	///