VOL-2509 - upodate to use v3 protobufs

Change-Id: Ie42573675d7ef6c58757933023943ee133aaf3aa
diff --git a/internal/pkg/ofagent/changeEvent.go b/internal/pkg/ofagent/changeEvent.go
index 90b0fd6..69b14ff 100644
--- a/internal/pkg/ofagent/changeEvent.go
+++ b/internal/pkg/ofagent/changeEvent.go
@@ -22,7 +22,7 @@
 	ofp "github.com/donNewtonAlpha/goloxi/of13"
 	"github.com/golang/protobuf/ptypes/empty"
 	"github.com/opencord/ofagent-go/internal/pkg/openflow"
-	"github.com/opencord/voltha-lib-go/v2/pkg/log"
+	"github.com/opencord/voltha-lib-go/v3/pkg/log"
 	"google.golang.org/grpc"
 	"net"
 )