message: minor fixes to saved_model_compile_aot: pass the signature def, and fix the package of the binary.
diff: """Definitions for using tools like saved_model_cli."""
  -load("//tensorflow:tensorflow.bzl", "if_xla_available")
  +load("//tensorflow:tensorflow.bzl", "clean_dep", "if_xla_available")
  load("//tensorflow/compiler/aot:tfcompile.bzl", "target_llvm_triple")
  def _maybe_force_compile(args, force_compile):
  @@ -121,12 +121,15 @@ def saved_model_compile_aot(
  "{}_makefile.inc".format(name),
  ],
  cmd = (
  - "$(location :saved_model_cli) aot_compile_cpu " +
  + "$(location {}) aot_compile_cpu ".format(
  + clean_dep("//tensorflow/python/tools:saved_model_cli"),
  + ) +
  "--dir \"$$(dirname $(location {}))\" ".format(saved_model) +
  checkpoint_cmd_args +
  "--output_prefix $(@D)/{} ".format(name) +
  "--cpp_class {} ".format(cpp_class) +
  "--variables_to_feed {} ".format(variables_to_feed) +
  + "--signature_def_key {} ".format(signature_def) +
  "--target_triple " + target_triple + " " +
  "--tag_set {} ".format(tag_set)
  ),
  