undf: assign 920-922; stamp wasabi patches

defects/electrum-0002/patch/electrum-0002.patch

@@ -0,0 +1,13 @@
+# UNDF: UNDF-2026-000000924
+--- a/electrum/lnworker.py
++++ b/electrum/lnworker.py
+@@ -3029,10 +3029,8 @@ class LNWallet(LNWorker):
+     def is_forwarded_htlc(self, htlc_key) -> Optional[str]:
+         """Returns whether this was a forwarded HTLC."""
+-        for payment_key, htlcs in self.active_forwardings.items():
+-            if htlc_key in htlcs:
+-                return payment_key
+-        return None
++        return self._htlc_to_forwarding.get(htlc_key)
+
+     def notify_upstream_peer(self, htlc_key: str) -> None: