ARM: multi_v7_defconfig: Enable wm896x audio CODECs

The wm896x series of audio CODECs is used on a number of Freescale
reference designs, enable the drivers in multi_v7_defconfig to improve
testing coverage of those systems and their derivatives.

Signed-off-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Link: https://lore.kernel.org/r/20230106-arm-wm896x-v1-1-441c564a9cd1@kernel.org


Signed-off-by: Arnd Bergmann <arnd@arndb.de>