lnrpc: add maxFeeRatio to FundPsbtRequest

lnrpc/walletrpc/walletkit_server_test.go

@@ -574,7 +574,7 @@ func TestFundPsbtCoinSelect(t *testing.T) {
 			resp, err := rpcServer.fundPsbtCoinSelect(
 				"", tc.changeIndex, copiedPacket, 0,
 				tc.changeType, tc.feeRate,
-				rpcServer.cfg.CoinSelectionStrategy,
+				rpcServer.cfg.CoinSelectionStrategy, 0,
 			)
 
 			switch {