VOL-1596 Add Support for handling multicast groups in OpenOLT Adapter.
VOL-1595 Add Support for handling multicast flows in OpenOLT Adapter.

Depends voltha-protos from the patch below:
https://gerrit.opencord.org/#/c/16690/

Change-Id: I1cc9900bd6400bb31aed11beda674138838a21d2
diff --git a/Makefile b/Makefile
index ce333d4..f7b7e37 100644
--- a/Makefile
+++ b/Makefile
@@ -81,17 +81,17 @@
 
 local-protos:
 ifdef LOCAL_PROTOS
-	rm -rf vendor/github.com/opencord/voltha-protos/v2/go
-	mkdir -p vendor/github.com/opencord/voltha-protos/v2/go
-	cp -r ${LOCAL_PROTOS}/go/* vendor/github.com/opencord/voltha-protos/v2/go
-	rm -rf vendor/github.com/opencord/voltha-protos/v2/go/vendor
+	rm -rf vendor/github.com/opencord/voltha-protos/v3/go
+	mkdir -p vendor/github.com/opencord/voltha-protos/v3/go
+	cp -r ${LOCAL_PROTOS}/go/* vendor/github.com/opencord/voltha-protos/v3/go
+	rm -rf vendor/github.com/opencord/voltha-protos/v3/go/vendor
 endif
 
 ## Local Development Helpers
 local-lib-go:
 ifdef LOCAL_LIB_GO
-	mkdir -p vendor/github.com/opencord/voltha-lib-go/v2/pkg
-	cp -r ${LOCAL_LIB_GO}/pkg/* vendor/github.com/opencord/voltha-lib-go/v2/pkg/
+	mkdir -p vendor/github.com/opencord/voltha-lib-go/v3/pkg
+	cp -r ${LOCAL_LIB_GO}/pkg/* vendor/github.com/opencord/voltha-lib-go/v3/pkg/
 endif
 
 ## Docker targets