ASoC: SOF: ipc4-topology: Helper to find an swidget by module/instance id

The sof_ipc4_find_swidget_by_ids() can be used to find the swidget of a
module instance.
The lookup parameters are the module_id and the instance_id.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20231124150853.18648-2-peter.ujfalusi@linux.intel.com


Signed-off-by: Mark Brown <broonie@kernel.org>