Merge "btadapterd: Rename adapter_index to virt_index" into main am:...

Merge "btadapterd: Rename adapter_index to virt_index" into main am: f10da57c am: 1bebb009 am: f03f6a9e

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2795707



Change-Id: Iad6214a5bcbfdb4a8760df0d06ec291813d61504
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>