ASoC: SOF: amd: Optimize quirk for Valve Galileo

Valve's Steam Deck OLED is uniquely identified by vendor and product
name (Galileo) DMI fields.

Simplify the quirk by removing the unnecessary match on product family.

Additionally, fix the related comment as it points to the old product
variant.

Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Link: https://msgid.link/r/20231219030728.2431640-7-cristian.ciocaltea@collabora.com


Signed-off-by: Mark Brown <broonie@kernel.org>