[VOL-4291] OfAgent changes for gRPC migration

Change-Id: I8da1db6df49d478ef24ec8f9bd719e9692f48a7f
diff --git a/go.mod b/go.mod
index b4aabb3..e5dc93c 100644
--- a/go.mod
+++ b/go.mod
@@ -2,15 +2,19 @@
 
 go 1.16
 
+replace (
+	github.com/coreos/bbolt v1.3.4 => go.etcd.io/bbolt v1.3.4
+	go.etcd.io/bbolt v1.3.4 => github.com/coreos/bbolt v1.3.4
+	google.golang.org/grpc => google.golang.org/grpc v1.25.1
+)
+
 require (
-	github.com/gogo/protobuf v1.3.1 // indirect
-	github.com/golang/protobuf v1.3.2
-	github.com/grpc-ecosystem/go-grpc-middleware v1.0.1-0.20190118093823-f849b5445de4
+	github.com/golang/protobuf v1.5.2
+	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0
 	github.com/opencord/goloxi v1.0.1
-	github.com/opencord/voltha-lib-go/v5 v5.0.4
-	github.com/opencord/voltha-protos/v4 v4.2.0
-	github.com/opentracing/opentracing-go v1.2.0 // indirect
-	github.com/stretchr/testify v1.4.0
-	golang.org/x/net v0.0.0-20191112182307-2180aed22343
-	google.golang.org/grpc v1.25.1
+	github.com/opencord/voltha-lib-go/v7 v7.0.0
+	github.com/opencord/voltha-protos/v5 v5.0.0
+	github.com/stretchr/testify v1.7.0
+	golang.org/x/net v0.0.0-20210614182718-04defd469f4e
+	google.golang.org/grpc v1.41.0
 )