[ONOS-7311] and [ONOS-7197] Update ONOS to support most recent version of BMv2 and PI

Change-Id: Ie69cfe1946f3c9241dc7f59a64bd40005a063931
diff --git a/apps/p4runtime-test/BUCK b/apps/p4runtime-test/BUCK
index 9ad0926..521f7c2 100644
--- a/apps/p4runtime-test/BUCK
+++ b/apps/p4runtime-test/BUCK
@@ -1,5 +1,5 @@
 GRPC_VER = '1.3.0'
-PROTOBUF_VER = '3.0.2'
+PROTOBUF_VER = '3.2.0'
 
 COMPILE_DEPS = [
     '//lib:CORE_DEPS',