ALSA: hda/realtek: Limit mic boost on Positivo ARN50

The internal mic boost on the Positivo ARN50 is too high.
Fix this by applying the ALC269_FIXUP_LIMIT_INT_MIC_BOOST fixup to the machine
to limit the gain.

Signed-off-by: Edson Juliano Drosdeck <edson.drosdeck@gmail.com>
Link: https://patch.msgid.link/20250201143930.25089-1-edson.drosdeck@gmail.com


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