[PATCH v4 1/3] dts: add doc generation dependencies

[Jeremy Spewock]

On Fri, Apr 12, 2024 at 6:14 AM Juraj Linkeš <juraj.linkes at pantheon.tech> wrote:
>
> Sphinx imports every Python module when generating documentation from
> docstrings, meaning all DTS dependencies, including Python version,
> must be satisfied.
> By adding Sphinx to DTS dependencies we provide a convenient way to
> generate the DTS API docs which satisfies all dependencies.
>
> Signed-off-by: Juraj Linkeš <juraj.linkes at pantheon.tech>

Reviewed-by: Jeremy Spewock <jspewock at iol.unh.edu>