CRAS: cras_alsa_mixer - Removing master from the comments

Ableist language like master should be removed. However, Master is the
keyword in ALSA so we can not remove them completely. Removing them
from comments to reduce the number of occurrences.

TEST=Built and run CRAS successfully.

Change-Id: Ia2bee14655392991d06f7bb593892a2c1895bc8e
Reviewed-by: Dylan Reid <>
Reviewed-by: Cheng-Yi Chiang <>
Commit-Queue: Yu-Hsuan Hsu <>
Tested-by: Yu-Hsuan Hsu <>
3 files changed