Hardcode typing.xyz -> xyz since it just adds noise. Also increase the indentation to 4 spaces so that its consistent with _build_signature in pretty_docs.
Hardcode typing.xyz -> xyz since it just adds noise. Also increase the indentation to 4 spaces so that its consistent with _build_signature in pretty_docs.

PiperOrigin-RevId: 315569861

tensorflow/docs,tensorflow/docs,tensorflow/docs