f debug_assert we only allow skimmed_fees for JIT payments

Author: tnull

src/payment/store.rs

@@ -170,7 +170,10 @@ impl PaymentDetails {
 				PaymentKind::Bolt11Jit { ref mut counterparty_skimmed_fee_msat, .. } => {
 					update_if_necessary!(*counterparty_skimmed_fee_msat, skimmed_fee_msat);
 				},
-				_ => {},
+				_ => debug_assert!(
+					false,
+					"We should only ever override counterparty_skimmed_fee_msat for JIT payments"
+				),
 			}
 		}