ASoC: codecs: aw88261: Remove non-existing reset gpio

According to the AW88261 datasheet (V1.1) and device schematics I have
access to, there is no reset gpio present on the AW88261. Remove it.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Link: https://lore.kernel.org/r/20231002-aw88261-reset-v2-2-837cb1e7b95c@fairphone.com


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