VOL-1076: CIG OLT Adapter Integration

Add CIG OLT Adapter with new proto files

Change-Id: Ie3d9d9d7544bd8884585bdf334150c249a4cdff3
diff --git a/docker/Dockerfile.protos b/docker/Dockerfile.protos
index 94bd4ed..db1470d 100644
--- a/docker/Dockerfile.protos
+++ b/docker/Dockerfile.protos
@@ -40,6 +40,11 @@
 WORKDIR /protos/openolt
 RUN make -f Makefile.protos build
 
+COPY voltha/adapters/cig_olt/protos/*.proto /protos/cig_olt/
+COPY voltha/adapters/cig_olt/protos/Makefile.protos /protos/cig_olt/Makefile.protos
+WORKDIR /protos/cig_olt
+RUN make -f Makefile.protos build
+
 # Copy the files to a scrach based container to minimize its size
 FROM ${REGISTRY}scratch
 COPY --from=builder /protos/ /protos/