message: Add token to process tensorflow_io_plugin_gs_nightly wheel
  This PR split the wheel upload of tensorflow-io-nightly
  and tensorflow_io_plugin_gs_nightly out as we need different
  tokens to upload.
diff: @@ -724,24 +724,46 @@ jobs:
  - run: |
  set -e -x
  mkdir -p dist
  - cp macOS-3.6-nightly/*.whl dist/
  - cp macOS-3.7-nightly/*.whl dist/
  - cp macOS-3.8-nightly/*.whl dist/
  - cp macOS-3.9-nightly/*.whl dist/
  - cp Linux-3.6-nightly/*.whl dist/
  - cp Linux-3.7-nightly/*.whl dist/
  - cp Linux-3.8-nightly/*.whl dist/
  - cp Linux-3.9-nightly/*.whl dist/
  - cp Windows-3.6-nightly/*.whl dist/
  - cp Windows-3.7-nightly/*.whl dist/
  - cp Windows-3.8-nightly/*.whl dist/
  - cp Windows-3.9-nightly/*.whl dist/
  + cp macOS-3.6-nightly/tensorflow_io_nightly*.whl dist/
  + cp macOS-3.7-nightly/tensorflow_io_nightly*.whl dist/
  + cp macOS-3.8-nightly/tensorflow_io_nightly*.whl dist/
  + cp macOS-3.9-nightly/tensorflow_io_nightly*.whl dist/
  + cp Linux-3.6-nightly/tensorflow_io_nightly*.whl dist/
  + cp Linux-3.7-nightly/tensorflow_io_nightly*.whl dist/
  + cp Linux-3.8-nightly/tensorflow_io_nightly*.whl dist/
  + cp Linux-3.9-nightly/tensorflow_io_nightly*.whl dist/
  + cp Windows-3.6-nightly/tensorflow_io_nightly*.whl dist/
  + cp Windows-3.7-nightly/tensorflow_io_nightly*.whl dist/
  + cp Windows-3.8-nightly/tensorflow_io_nightly*.whl dist/
  + cp Windows-3.9-nightly/tensorflow_io_nightly*.whl dist/
  ls -la dist/
  sha256sum dist/*.whl
  - uses: pypa/gh-action-pypi-publish@master
  with:
  user: __token__
  password: ${{ secrets.github_tensorflow_io_nightly }}
  + - run: |
  + set -e -x
  + rm -rf dist
  + mkdir -p dist
  + cp macOS-3.6-nightly/tensorflow_io_plugin_gs_nightly*.whl dist/
  + cp macOS-3.7-nightly/tensorflow_io_plugin_gs_nightly*.whl dist/
  + cp macOS-3.8-nightly/tensorflow_io_plugin_gs_nightly*.whl dist/
  + cp macOS-3.9-nightly/tensorflow_io_plugin_gs_nightly*.whl dist/
  + cp Linux-3.6-nightly/tensorflow_io_plugin_gs_nightly*.whl dist/
  + cp Linux-3.7-nightly/tensorflow_io_plugin_gs_nightly*.whl dist/
  + cp Linux-3.8-nightly/tensorflow_io_plugin_gs_nightly*.whl dist/
  + cp Linux-3.9-nightly/tensorflow_io_plugin_gs_nightly*.whl dist/
  + cp Windows-3.6-nightly/tensorflow_io_plugin_gs_nightly*.whl dist/
  + cp Windows-3.7-nightly/tensorflow_io_plugin_gs_nightly*.whl dist/
  + cp Windows-3.8-nightly/tensorflow_io_plugin_gs_nightly*.whl dist/
  + cp Windows-3.9-nightly/tensorflow_io_plugin_gs_nightly*.whl dist/
  + ls -la dist/
  + sha256sum dist/*.whl
  + - uses: pypa/gh-action-pypi-publish@master
  + with:
  + user: __token__
  + password: ${{ secrets.tensorflow_io_plugin_gs_nightly }}
  docker-nightly:
  name: Docker Nightly
  