Bluetooth: Set permissions of btkbservice.conf

In some cases, when chameleond is remote-install'd, the btkbservice.conf
file will have incorrect permissions, which will prevent it from being
read later. This change chmod's it properly when it is installed to
prevent such an issue.

BUG=None
TEST=Installed chameleond from scratch, validated changed permissions

Change-Id: I7d4141cac8bc09eca8a325618e419ca9954666d5
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/chameleon/+/2698396
Tested-by: Daniel Winkler <danielwinkler@google.com>
Reviewed-by: Michael Sun <michaelfsun@google.com>
Commit-Queue: Michael Sun <michaelfsun@google.com>
1 file changed