remove query

x/crosschain/keeper/grpc_query.go

@@ -1,19 +1,7 @@
 package keeper
 
 import (
-	"context"
-
 	"github.com/zeta-chain/zetacore/x/crosschain/types"
-	"google.golang.org/grpc/codes"
-	"google.golang.org/grpc/status"
 )
 
 var _ types.QueryServer = Keeper{}
-
-// GetTssAddress returns the tss address
-// Deprecated: GetTssAddress returns the tss address
-// TODO: remove after v12 once upgrade testing is no longer needed with v11
-// https://github.com/zeta-chain/node/issues/1547
-func (k Keeper) GetTssAddress(_ context.Context, _ *types.QueryGetTssAddressRequest) (*types.QueryGetTssAddressResponse, error) {
-	return nil, status.Error(codes.Unimplemented, "Deprecated")
-}