ASoC: SOF: pcm: expose the sof_pcm_setup_connected_widgets() function

It will be used in IPC-specific code.

Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20220317175044.1752400-13-ranjani.sridharan@linux.intel.com


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