[VOL-3801] remove consul support

Bump up voltha-lib-go version to remove consul
voltha-protos version is updated automatically by mod-update

Change-Id: Ifad40dc54fb03b1e40ea9f5fe46344dacb2527ee
diff --git a/pkg/mocks/mockKVClient.go b/pkg/mocks/mockKVClient.go
index 290f191..164e896 100644
--- a/pkg/mocks/mockKVClient.go
+++ b/pkg/mocks/mockKVClient.go
@@ -259,6 +259,14 @@
 	return nil
 }
 
+// DeleteWithPrefix mock function implementation for KVClient
+func (kvclient *MockKVClient) DeleteWithPrefix(ctx context.Context, prefixKey string) error {
+	if prefixKey == "" {
+		return errors.New("key didn't find")
+	}
+	return nil
+}
+
 // Reserve mock function implementation for KVClient
 func (kvclient *MockKVClient) Reserve(ctx context.Context, key string, value interface{}, ttl time.Duration) (interface{}, error) {
 	if key != "" {