Bluetooth: update the file permission for audio data files

Update the file permission to allow Group and Other to have read
permission. As GIT only tracks the executable permission bits, flip them
to get the change commit in.

BUG=b:182616589
TEST=bluetooth_AdapterAUHealth

Change-Id: I8a51164d46bffe1abee6c5d91e4fa177c42414a7
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/chameleon/+/2758412
Commit-Queue: Michael Sun <michaelfsun@google.com>
Tested-by: Michael Sun <michaelfsun@google.com>
Auto-Submit: Michael Sun <michaelfsun@google.com>
Reviewed-by: Daniel Winkler <danielwinkler@google.com>
diff --git a/chameleond/utils/data/audio/sine_3500hz_rate8000_ch1_5secs.wav b/chameleond/utils/data/audio/sine_3500hz_rate8000_ch1_5secs.wav
old mode 100644
new mode 100755
Binary files differ
diff --git a/chameleond/utils/data/audio/sine_7000hz_rate16000_ch1_5secs.wav b/chameleond/utils/data/audio/sine_7000hz_rate16000_ch1_5secs.wav
old mode 100644
new mode 100755
Binary files differ