[SEBA-660] : Adding Igmp support in BbSim

Change-Id: I9f5c7d8ad39ac82850b04e2c997996d6c47b32d2
diff --git a/build/package/Dockerfile b/build/package/Dockerfile
index ef69a0c..d69b635 100644
--- a/build/package/Dockerfile
+++ b/build/package/Dockerfile
@@ -18,8 +18,8 @@
 FROM golang:1.12-stretch as builder
 
 # install prereqs
-ENV PROTOC_VERSION 3.6.1
-ENV PROTOC_SHA256SUM 6003de742ea3fcf703cfec1cd4a3380fd143081a2eb0e559065563496af27807
+ENV PROTOC_VERSION 3.7.0
+ENV PROTOC_SHA256SUM a1b8ed22d6dc53c5b8680a6f1760a305b33ef471bece482e92728f00ba2a2969
 
 RUN apt-get update \
  && apt-get install -y unzip libpcap-dev \