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

Change-Id: I1aa2774beb6b7ed7419bc45aeb53fcae8a8ecda0
diff --git a/pkg/db/kvstore/etcdpool.go b/pkg/db/kvstore/etcdpool.go
index 7ac2511..4d33c27 100644
--- a/pkg/db/kvstore/etcdpool.go
+++ b/pkg/db/kvstore/etcdpool.go
@@ -19,10 +19,11 @@
 	"container/list"
 	"context"
 	"errors"
-	"github.com/opencord/voltha-lib-go/v6/pkg/log"
-	"go.etcd.io/etcd/clientv3"
 	"sync"
 	"time"
+
+	"github.com/opencord/voltha-lib-go/v7/pkg/log"
+	"go.etcd.io/etcd/clientv3"
 )
 
 // EtcdClientAllocator represents a generic interface to allocate an Etcd Client