MLK-17385: dma: imx-sdma: update sdma script for multi fifo on SAI

update sdma script for multi fifo SAI on i.mx8MQ.

Signed-off-by: Robin Gong <yibin.gong@nxp.com>
Signed-off-by: Vipul Kumar <vipul_kumar@mentor.com>
Signed-off-by: Srikanth Krishnakar <Srikanth_Krishnakar@mentor.com>