refactor(bank): move bank balances to use collections (#15327)

client/rpc/rpc_test.go

@@ -3,6 +3,7 @@ package rpc_test
 import (
 	"context"
 	"fmt"
+	"github.com/cosmos/cosmos-sdk/types/address"
 	"strconv"
 	"testing"
 
@@ -112,7 +113,7 @@ func (s *IntegrationTestSuite) TestQueryABCIHeight() {
 			req := abci.RequestQuery{
 				Path:   fmt.Sprintf("store/%s/key", banktypes.StoreKey),
 				Height: tc.reqHeight,
-				Data:   banktypes.CreateAccountBalancesPrefix(val.Address),
+				Data:   address.MustLengthPrefix(val.Address),
 				Prove:  true,
 			}