Merge "avatar: add an `envsetup.sh` script" am: d9f70881 am: e3e18bf8

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2485515



Change-Id: Ib13f60b056a863832f6dd971a095bff9e255252e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>