topology: add more dmic test topologies

This patch modifies the test topology generator to add dmic topologies
with pre-defined PDM controller configurations, sample rates and
formats.

It also modifies the DMIC_CONFIG macro to get the number of
active pdm from the pdm config.

Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
3 files changed