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

Change-Id: I853dcce79c4defbe3140f3893651a2f50d63e053
diff --git a/ro_core/core/core.go b/ro_core/core/core.go
index 493edb2..681c90a 100644
--- a/ro_core/core/core.go
+++ b/ro_core/core/core.go
@@ -18,11 +18,11 @@
 import (
 	"context"
 	"github.com/opencord/voltha-go/ro_core/config"
-	"github.com/opencord/voltha-lib-go/pkg/db/kvstore"
-	"github.com/opencord/voltha-lib-go/pkg/db/model"
-	grpcserver "github.com/opencord/voltha-lib-go/pkg/grpc"
-	"github.com/opencord/voltha-lib-go/pkg/log"
-	"github.com/opencord/voltha-lib-go/pkg/probe"
+	"github.com/opencord/voltha-lib-go/v2/pkg/db/kvstore"
+	"github.com/opencord/voltha-lib-go/v2/pkg/db/model"
+	grpcserver "github.com/opencord/voltha-lib-go/v2/pkg/grpc"
+	"github.com/opencord/voltha-lib-go/v2/pkg/log"
+	"github.com/opencord/voltha-lib-go/v2/pkg/probe"
 	"github.com/opencord/voltha-protos/go/voltha"
 	"google.golang.org/grpc"
 )