FROMGIT: mfd: cs42l43: Prepare support for updated bios patch

Newer bios patch firmware versions now require use of the shadow register
interface, which was previously only required by the full firmware, update
the check accordingly.

(cherry picked from commit 3bf9550a35c6c348a19bbf45cc2f68b948d30e76 https://github.com/CirrusLogic/linux-drivers

 v6.12-cs42l43-cs35l56)
Signed-off-by: Maciej Strozek <mstrozek@opensource.cirrus.com>
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20241205115822.2371719-1-ckeepax@opensource.cirrus.com


Signed-off-by: Lee Jones <lee@kernel.org>

Change-Id: Ie13c69a785127f22e25530d8915815f91e543540
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: Tongtong Pan <pantongtong@huaqin.corp-partner.google.com>