Allow up to TF-Hub==0.12 (#5152)
Allow up to TF-Hub==0.12 (#5152)

BUG
* Allow up to TF-Hub==0.12

Current latest version of tf-hub is 0.12 (released in Apr 14) and there seems no breaking changes: https://github.com/tensorflow/hub/releases.

* Allow up to TF-Hub==0.12

Current latest version of tf-hub is 0.12 (released in Apr 14) and there seems no breaking changes: https://github.com/tensorflow/hub/releases.

Co-authored-by: Ping Yu <e3982a96662cc73e971d68f6aafe25f9d2e93e85@users.noreply.github.com>
tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs