VOL-3419: OpenOLT adapter at scale constantly takes more that 10 seconds to react to flows
- Pass information to agent to do the flow replication
- Consolidate various locks in the adapter and remove reduntant locks
- use voltha-proto version 4.0.2 and voltha-lib-go version 4.0.0
- Bump adapter version to 3.0.0

Change-Id: Ic053c54e5319bb1736ec74facfc79dd10058ecf5
diff --git a/pkg/mocks/mockCoreProxy.go b/pkg/mocks/mockCoreProxy.go
index 37e959e..e143fbd 100644
--- a/pkg/mocks/mockCoreProxy.go
+++ b/pkg/mocks/mockCoreProxy.go
@@ -22,8 +22,8 @@
 	"errors"
 	"fmt"
 
-	"github.com/opencord/voltha-lib-go/v3/pkg/kafka"
-	"github.com/opencord/voltha-protos/v3/go/voltha"
+	"github.com/opencord/voltha-lib-go/v4/pkg/kafka"
+	"github.com/opencord/voltha-protos/v4/go/voltha"
 )
 
 // MockCoreProxy mocks the CoreProxy interface