[WIP] Attempt at building grpc and p4runtime protocols with Bazel

STILL NOT WORKING AT RUNTIME

Change-Id: I1f9e60b12a12e09edad2a714ec2921a4f71c6d35
diff --git a/tools/build_rules/prelude_bazel b/tools/build_rules/prelude_bazel
index e92e8b6..182fa27 100644
--- a/tools/build_rules/prelude_bazel
+++ b/tools/build_rules/prelude_bazel
@@ -2,7 +2,7 @@
     "//tools/build/bazel:generate_workspace.bzl",
     "COMPILE",
     "CORE_DEPS",
-    "GRPC_1_3",
+    # "GRPC_1_3",
     "JACKSON",
     "KRYO",
     "CLI",