ASoC: meson: implement driver_name for snd_soc_card in meson-card-utils

Implement driver_name to provide an alternative to card_name for userspace
configuration of Amlogic audio cards.

Suggested-by: Matthias Reichl <hias@horus.com>
Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
Acked-by: Jerome Brunet <jbrunet@baylibre.com>
Link: https://lore.kernel.org/r/20211017160028.23318-1-christianshewitt@gmail.com


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