state: proto migration (#4972)

## Description

the second part of state proto migration

Closes: #XXX

state/export_test.go

@@ -4,6 +4,7 @@ import (
 	dbm "github.com/tendermint/tm-db"
 
 	abci "github.com/tendermint/tendermint/abci/types"
+	tmstate "github.com/tendermint/tendermint/proto/state"
 	tmproto "github.com/tendermint/tendermint/proto/types"
 	"github.com/tendermint/tendermint/types"
 )
@@ -27,7 +28,7 @@ func UpdateState(
 	state State,
 	blockID types.BlockID,
 	header *types.Header,
-	abciResponses *ABCIResponses,
+	abciResponses *tmstate.ABCIResponses,
 	validatorUpdates []*types.Validator,
 ) (State, error) {
 	return updateState(state, blockID, header, abciResponses, validatorUpdates)