Update versions for 2.21.1 release (#1551)

* Update versions for 2.21.1 patch release

Merge pull request #1540 from gasanov-netizen/2.21

Reduce TF-Text wheel size by filtering ICU 77 data

Merge pull request #1488 from rtg0795/2.20

Update Version for 2.20.1

Adds build_bazel_apple_support for newer macOS builds

Update Version for 2.19.0

Merge pull request #1392 from rtg0795/2.19

add @absl_py//absl:app dep to tensorflow_build_info

Set HERMETIC_PYTHON_VERSION correctly

PiperOrigin-RevId: 706847683

Update version

Update configure.sh

Update configure.sh