asoc: codecs: wcd937x: restore clear_ack setting for wcd937x

For wcd937x interrupts, need to set clear_ack explicitly
for regmap irq to clear the interrupt.

Change-Id: Ieffc20db0665fa82fe088337fbdf8b518191be3d
Signed-off-by: Laxminath Kasam <lkasam@codeaurora.org>