message: Put a deprecation notice in cmake readme.
diff: TensorFlow CMake build
  ======================
  +CMAKE build is deprecated for TensorFlow. Please use `bazel` to build TF for all
  +platforms. For details, see the
  +[TensorFlow install guide](https://www.tensorflow.org/install/).
  +
  This directory contains CMake files for building TensorFlow on Microsoft
  Windows. [CMake](https://cmake.org) is a cross-platform tool that can
  generate build scripts for multiple build systems, including Microsoft
  