ASoC: SOF: topology: add support to smart amplifier

Add smart amplifier component support, which is designed as another new
type of process component and used for speaker protection algorithm
integration.

Signed-off-by: Keyon Jie <yang.jie@linux.intel.com>
Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200515135958.17511-5-kai.vehmanen@linux.intel.com


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