message: Update TF Lite Support Library to use a newer version of TensorFlow,
  which includes
diff: @@ -44,9 +44,9 @@ http_archive(
  ],
  )
  -# TF on 2021-04-21.
  -TENSORFLOW_COMMIT = "e30740d6d4c16f81c10d21d6bc0d4dbcfcb13838"
  -TENSORFLOW_SHA256 = "4d1ce027afdb1a3cdb9bcf2a5df5337b089f369077707954e8f5552df998293c"
  +# TF on 2021-05-20.
  +TENSORFLOW_COMMIT = "5497a509e4f6bb9ead686b113fca53183f421565"
  +TENSORFLOW_SHA256 = "aa01329bbd5262cd4e8e51085a27de3dc848ecc1b8c2b4045915b38459b00642"
  # These values come from tensorflow/workspace3.bzl. If the TF commit is updated,
  # these should be updated to match.
  IO_BAZEL_RULES_CLOSURE_COMMIT = "308b05b2419edb5c8ee0471b67a40403df940149"
  