ASoC: SOF: topology: reduce the log level for unhandled widgets

Virtual widgets are added to topology to be compatible with legacy
machine drivers. Reduce the log level for messages printed when
such widgets are ignored by the SOF driver.

Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200824200912.46852-5-pierre-louis.bossart@linux.intel.com


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