ASoC: codecs: lpass-wsa-macro: remove useless gain read/write sequence

ASoC: codecs: lpass-wsa-macro: remove useless gain read/write sequence

Reading and writing the same value to this register does nothing.

Looking at downstream driver it seems there was meant to be an offset added

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Tested-by: Srinivas Kandagatla <srinivas.kandagatla@oss.qualcomm.com>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@oss.qualcomm.com>> ---
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@oss.qualcomm.com>
Link: https://patch.msgid.link/20251117051523.16462-2-jonathan@marek.ca
Signed-off-by: Mark Brown <broonie@kernel.org>