Merge pull request #3990 from yaslama/signrpc-input-index-fix

Copy InputIndex into the underlying SignDescriptor struct

lnrpc/signrpc/signer_server.go

@@ -375,6 +375,7 @@ func (s *Server) ComputeInputScript(ctx context.Context,
 			},
 			HashType:   txscript.SigHashType(signDesc.Sighash),
 			SigHashes:  sigHashCache,
+			InputIndex: int(signDesc.InputIndex),
 		})
 	}