Fix p4runtime runtime dependencies when building with Bazel

A convenient macro for packaging together all proto and gRPC libraries
in an OSGi jar is provided. Also re-packaging of gRPC core (to avoid OSGi
split problem) is simplified by depending on a patched fork of grpc-java.

Change-Id: Idb79a5bea8ae0bc57b146bda1fc47a4568d12c60
diff --git a/drivers/gnmi/BUILD b/drivers/gnmi/BUILD
index 0616f27..82df068 100644
--- a/drivers/gnmi/BUILD
+++ b/drivers/gnmi/BUILD
@@ -7,7 +7,7 @@
     "//protocols/gnmi/stub:gnmi_java_grpc",
     "//protocols/gnmi/stub:gnmi_java_proto",
     "//protocols/grpc/api:onos-protocols-grpc-api",
-    "//protocols/grpc/proto:dummy_java_grpc",
+    "//protocols/grpc/proto:onos-protocols-grpc-proto",
 ]
 
 BUNDLES = [