fixup: on lsps1, don't count pending_requests as an active flow.

the service has not responded yet, so don't count that for DoS protection purposes

Author: martinsaposnic

lightning-liquidity/src/lsps1/service.rs

@@ -174,13 +174,18 @@ where
 		&self.config
 	}
 
+	/// Returns whether the peer currently has any active LSPS1 order flows.
+	/// 
+    /// An order is considered active only after we have validated the client's
+    /// `CreateOrder` request and replied with a `CreateOrder` response containing
+    /// an `order_id`.
+    /// Pending requests that are still awaiting our response are deliberately NOT counted.
 	pub(crate) fn has_active_requests(&self, counterparty_node_id: &PublicKey) -> bool {
 		let outer_state_lock = self.per_peer_state.read().unwrap();
-		outer_state_lock.get(counterparty_node_id).map_or(false, |inner| {
-			let peer_state = inner.lock().unwrap();
-			!(peer_state.pending_requests.is_empty()
-				&& peer_state.outbound_channels_by_order_id.is_empty())
-		})
+        outer_state_lock.get(counterparty_node_id).map_or(false, |inner| {
+            let peer_state = inner.lock().unwrap();
+            !peer_state.outbound_channels_by_order_id.is_empty()
+        })
 	}
 
 	fn handle_get_info_request(