Merge "Add copyright and fix cpplint error" into main am: b1942c82 am: 348d160d

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/3290827



Change-Id: I2e0b5bb6f14cb9133545012346888b90a9ddb57a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>