message: Make visibility of modular_filesystem public
  We will need to depend on this to do the static registration of the
  filesystems. This is because a part of the registration is common
  between the plugin registration and the static registration.
diff: @@ -27,6 +27,9 @@ cc_library(
  "modular_filesystem_registration.h",
  ],
  hdrs = ["modular_filesystem.h"],
  + # TODO(mihaimaruseac): Visibility should be more restrictive once we
  + # convert to modular filesystems everywhere
  + visibility = ["//visibility:public"],
  deps = [
  ":filesystem_interface",
  "//tensorflow/c:tf_status_helper",
  