Bump version to 1.3.0

PiperOrigin-RevId: 275899385

TFDS: cut new version `1.2.0`. Update documentation.

PiperOrigin-RevId: 264236299

Add dataset_versioning section to doc

PiperOrigin-RevId: 259525915

Automated documentation update

PiperOrigin-RevId: 259405037

Remove unnecessary <s> and </s> tokens. And add a test.

PiperOrigin-RevId: 246080224

Bump version to 1.0.1 for eager bug fix; update docs

PiperOrigin-RevId: 234203415

Disable notebook tests

PiperOrigin-RevId: 234028168