ASoC: ti: Kconfig: Allow the j721e machine driver to be used on K3 platform

The initial machine driver supports only j721e-cpb and the ivi addon, but
other EVMs for different K3 SoC can have similar audio setup which can
be supported by the driver with small or no modification.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Link: https://lore.kernel.org/r/20200908113204.12012-1-peter.ujfalusi@ti.com
Signed-off-by: Mark Brown <broonie@kernel.org>