VOL-2138 Use v2 import paths for voltha-lib-go;
migrate from voltha-go to voltha-lib-go

Change-Id: I3db6759f3c0cea3c2164889b3d36eae708b19bde
diff --git a/internal/pkg/afrouter/backend.go b/internal/pkg/afrouter/backend.go
index aa18b81..e63c0f1 100644
--- a/internal/pkg/afrouter/backend.go
+++ b/internal/pkg/afrouter/backend.go
@@ -21,7 +21,7 @@
 import (
 	"errors"
 	"fmt"
-	"github.com/opencord/voltha-go/common/log"
+	"github.com/opencord/voltha-lib-go/v2/pkg/log"
 	"golang.org/x/net/context"
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/codes"