ASoC: soc-component: Add notify control helper function

Add a function to allow ASoC drivers to easily notify an ALSA control
change. This function will automatically add any component naming
prefix into the control name.

Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20230512122838.243002-3-ckeepax@opensource.cirrus.com


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