asoc: codecs: sdm660_cdc: Fix LPASS register access during PDR

When AFE returns failure in setting the digital codec
core clock during PDR, it leads to LPASS register access
which results in NOC error and AHB timeout. Put the regmap
in cache only mode during clock set failure to fix this.

Change-Id: I221bf02f32b1dae19a02435220dec8a85f5dd998
Signed-off-by: Aditya Bavanari <abavanar@codeaurora.org>