ALSA: hda: Add Loongson LS7A HD-Audio support

Add the new PCI ID 0x0014 0x7a07 and the new PCI ID 0x0014 0x7a37
Loongson HDA controller.

Signed-off-by: Yanteng Si <siyanteng@loongson.cn>
Acked-by: Huacai Chen <chenhuacai@loongson.cn>
Link: https://lore.kernel.org/r/993587483b9509796b29a416f257fcfb4b15c6ea.1686128807.git.siyanteng@loongson.cn


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