[VOL-4280] Document kv_store_data_prefix

Change-Id: I12891a41c04649452a1254bf8f8e08c774307501
diff --git a/internal/pkg/commands/log.go b/internal/pkg/commands/log.go
index 44eb582..ecd3e5f 100644
--- a/internal/pkg/commands/log.go
+++ b/internal/pkg/commands/log.go
@@ -25,9 +25,9 @@
 	flags "github.com/jessevdk/go-flags"
 	"github.com/opencord/voltctl/pkg/format"
 	"github.com/opencord/voltctl/pkg/model"
-	"github.com/opencord/voltha-lib-go/v5/pkg/config"
-	"github.com/opencord/voltha-lib-go/v5/pkg/db/kvstore"
-	"github.com/opencord/voltha-lib-go/v5/pkg/log"
+	"github.com/opencord/voltha-lib-go/v6/pkg/config"
+	"github.com/opencord/voltha-lib-go/v6/pkg/db/kvstore"
+	"github.com/opencord/voltha-lib-go/v6/pkg/log"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/client-go/kubernetes"
 	"k8s.io/client-go/tools/clientcmd"