ALSA: hda/tas2781: Create a common header for both spi and i2c tas2781 hda driver

Move the common macro definition of kcontrols into a common header for code
cleanup, and create a common header to store the common declaration for
both spi and i2c hda driver.

Signed-off-by: Shenghao Ding <shenghao-ding@ti.com>

Link: https://patch.msgid.link/20250416051838.2001-1-shenghao-ding@ti.com


Signed-off-by: Takashi Iwai <tiwai@suse.de>