VOL-1643 Update voltha-go to use voltha-protos and voltha-lib-go v3.0.0

Change-Id: I86744943d59de38e9285ed7f53adc49c3b047e62
diff --git a/ro_core/core/device_agent_test.go b/ro_core/core/device_agent_test.go
index 246737f..9634408 100644
--- a/ro_core/core/device_agent_test.go
+++ b/ro_core/core/device_agent_test.go
@@ -20,8 +20,8 @@
 
 	"github.com/opencord/voltha-go/db/model"
 	"github.com/opencord/voltha-go/ro_core/config"
-	"github.com/opencord/voltha-lib-go/v2/pkg/db"
-	"github.com/opencord/voltha-protos/v2/go/voltha"
+	"github.com/opencord/voltha-lib-go/v3/pkg/db"
+	"github.com/opencord/voltha-protos/v3/go/voltha"
 	"github.com/stretchr/testify/assert"
 )