ASoC: SOF: imx8m: add SAI2,5,6,7

Added the remaining SAIs in addition to SAI1 and SAI3. There is no SAI4.

Signed-off-by: Alexander Boehm <aboehm@eurofunk.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.dev>
Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com>
Reviewed-by: Iuliana Prodan <iuliana.prodan@nxp.com>
Link: https://patch.msgid.link/20250122082928.1321536-1-daniel.baluta@nxp.com


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