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

Change-Id: I86744943d59de38e9285ed7f53adc49c3b047e62
diff --git a/db/model/child_type.go b/db/model/child_type.go
index 5928192..c238432 100644
--- a/db/model/child_type.go
+++ b/db/model/child_type.go
@@ -20,8 +20,8 @@
 	desc "github.com/golang/protobuf/descriptor"
 	"github.com/golang/protobuf/proto"
 	"github.com/golang/protobuf/protoc-gen-go/descriptor"
-	"github.com/opencord/voltha-lib-go/v2/pkg/log"
-	"github.com/opencord/voltha-protos/v2/go/common"
+	"github.com/opencord/voltha-lib-go/v3/pkg/log"
+	"github.com/opencord/voltha-protos/v3/go/common"
 	"reflect"
 	"strconv"
 	"sync"