message: Update Eigen library to and fixes conv2d padding issue
  This fix updates Eigen to so that the issue raised in
  14601 could be fixed.
  This fix fixes 14601.
diff: @@ -120,11 +120,11 @@ def tf_workspace(path_prefix="", tf_repo_name=""):
  tf_http_archive(
  name = "eigen_archive",
  urls = [
  - "https://mirror.bazel.build/bitbucket.org/eigen/eigen/get/14e1418fcf12.tar.gz",
  - "https://bitbucket.org/eigen/eigen/get/14e1418fcf12.tar.gz",
  + "https://mirror.bazel.build/bitbucket.org/eigen/eigen/get/2355b229ea4c.tar.gz",
  + "https://bitbucket.org/eigen/eigen/get/2355b229ea4c.tar.gz",
  ],
  - sha256 = "2b526c6888639025323fd4f2600533c0f982d304ea48e4f1663e8066bd9f6368",
  - strip_prefix = "eigen-eigen-14e1418fcf12",
  + sha256 = "0cadb31a35b514bf2dfd6b5d38205da94ef326ec6908fc3fd7c269948467214f",
  + strip_prefix = "eigen-eigen-2355b229ea4c",
  build_file = str(Label("//third_party:eigen.BUILD")),
  )
  