ALSA: hda/realtek - ALC236 headset MIC recording issue

In power save mode, the recording voice from headset mic will 2s more delay.
Add this patch will solve this issue.

[ minor coding style fix by tiwai ]

Signed-off-by: Kailang Yang <kailang@realtek.com>
Tested-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/ccb0cdd5bbd7486eabbd8d987d384cb0@realtek.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>