ASoC: Intel: board_helpers: support amp link initialization

Add a helper function for machine drivers to initialize speaker
amplifier DAI link. The function will initialize common fields and let
caller to initialize codec-specific fields like codec, init, exit, and
ops fields.

Signed-off-by: Brent Lu <brent.lu@intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20231127152654.28204-11-peter.ujfalusi@linux.intel.com


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