Fix AudioTask::Disable
Fix AudioTask::Disable

- Don't deinit the entire PDM module on Disable, just terminate the
transfers. This makes it a better reversal of the Enable call, and
allows re-enabling capture without failing.

Change-Id: Ibc7e05d887257204e870f44493cd09ddb69c7e8e
GitOrigin-RevId: 55f4879bef6407f669a1a990ce5e137d1069c566

google-coral/coralmicro,google-coral/coralmicro,google-coral/coralmicro,google-coral/coralmicro,google-coral/coralmicro