[FEATURE] Test for DMIC mute

[lgirdwood]

Need to check alsa kcontrols for creating of DMIC mute switch kcontrol when DMIC SKUs are PR tested.
@kv2019i can provide kcontrol info if needed.
@brentlu fyi - to test for DMIC mute switches as part of PR testing.

• Support DMIC mute LED and volume mute function on IPC4 firmware/topology sof#8740