message: Add visibility rule to `profiler_client`
diff: @@ -66,6 +66,7 @@ tf_profiler_pybind_cc_library_wrapper(
  cc_library(
  name = "profiler_client",
  hdrs = ["profiler_client.h"],
  + visibility = ["//tensorflow/compiler/xla:__subpackages__"],
  deps = [
  ":profiler_client_impl",
  "//tensorflow/core:lib",
  