Merge "Wait for state callback before ending constructor" into main am: 18bc36f7 am: 9fc6b957

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/3238756



Change-Id: I6f1e19e907506b0c6f1431902a61a1f64e50616d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>