Merge "gd/hci: fix warnings" into main am: 6920ebe9 am: 311db267

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/3178202



Change-Id: Ic555e94977d0af6959233f57255e427ab2d697de
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>