ALSA: docs: Add description of usb-audio playback_urb_fixup quirk

We missed the description for the recently introduced quirk bit
QUIRK_FLAG_PLAYBACK_URB_FIXUP.  A brief explanation is added here.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://patch.msgid.link/20260729074523.92761-2-tiwai@suse.de
This commit is contained in:
Takashi Iwai 2026-07-29 09:45:16 +02:00
commit a08ec82525