ALSA: hda/realtek: Limit mic boost on HP ProBook 445 G8

[ Upstream commit 8903376d

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The mic has lots of noises if mic boost is enabled. So disable mic boost
to get crystal clear audio capture.

Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20210818144119.121738-1-kai.heng.feng@canonical.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>