[VOL-4290] Voltha go library updates for gRPC migration

Change-Id: I1aa2774beb6b7ed7419bc45aeb53fcae8a8ecda0
diff --git a/pkg/mocks/etcd/etcd_server_test.go b/pkg/mocks/etcd/etcd_server_test.go
index 15837bc..2d39dd1 100644
--- a/pkg/mocks/etcd/etcd_server_test.go
+++ b/pkg/mocks/etcd/etcd_server_test.go
@@ -19,13 +19,14 @@
 import (
 	"context"
 	"fmt"
-	"github.com/opencord/voltha-lib-go/v6/pkg/db/kvstore"
-	"github.com/opencord/voltha-lib-go/v6/pkg/log"
-	"github.com/phayes/freeport"
-	"github.com/stretchr/testify/assert"
 	"os"
 	"testing"
 	"time"
+
+	"github.com/opencord/voltha-lib-go/v7/pkg/db/kvstore"
+	"github.com/opencord/voltha-lib-go/v7/pkg/log"
+	"github.com/phayes/freeport"
+	"github.com/stretchr/testify/assert"
 )
 
 var etcdServer *EtcdServer