ASoC: SOF: ipc4-topology: rename sof_ipc4_widget_free_comp

ASoC: SOF: ipc4-topology: rename sof_ipc4_widget_free_comp

sof_ipc4_widget_free_comp is dedicated to pipeline. Rename it
to sof_ipc4_widget_free_comp_pipeline.

Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20221108002910.2819709-2-yung-chuan.liao@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>