VOL-2138 Use v2 import paths for voltha-lib-go

Change-Id: I853dcce79c4defbe3140f3893651a2f50d63e053
diff --git a/tests/core/performance_metrics_test.go b/tests/core/performance_metrics_test.go
index 94b5826..f5a19d7 100644
--- a/tests/core/performance_metrics_test.go
+++ b/tests/core/performance_metrics_test.go
@@ -22,7 +22,7 @@
 	"fmt"
 	"github.com/google/uuid"
 	tu "github.com/opencord/voltha-go/tests/utils"
-	"github.com/opencord/voltha-lib-go/pkg/log"
+	"github.com/opencord/voltha-lib-go/v2/pkg/log"
 	"github.com/opencord/voltha-protos/go/common"
 	"github.com/opencord/voltha-protos/go/voltha"
 	"github.com/stretchr/testify/assert"