mb/starlabs/laptop: Enable rtd3 for SSD on TGL
Enabling rtd3 reduces power consumption when the SSD is idle.
Tested and verified on the StarBook Mk V (TGL), using PowerTop
on Manjaro 21.2.5 GNOME at 20% Brightness.
Signed-off-by: Stephen Edworthy <stephen@starlabs.systems>
Change-Id: I0d8aa185a322bb8d1aba51ccaab03c521cec2770
Reviewed-on: https://review.coreboot.org/c/coreboot/+/63254
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Reviewed-by: Sean Rhodes <sean@starlabs.systems>