ASoC: rt721: fix FU33 Boost Volume control not working

[ Upstream commit 633e391d ]

This patch fixed FU33 Boost Volume control not working.

Signed-off-by: Shuming Fan <shumingf@realtek.com>
Link: https://patch.msgid.link/20250808055706.1110766-1-shumingf@realtek.com


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