ALSA: usb-audio: Simplify quirk entries with a macro

Introduce a new macro USB_AUDIO_DEVICE() for the entries matching with
the pid/vid pair and the class/subclass, and remove the open-code.

Link: https://lore.kernel.org/r/20200817082140.20232-3-tiwai@suse.de


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