Merge "le_audio: Fix broadcast test flakiness by waiting for scheduled...

Merge "le_audio: Fix broadcast test flakiness by waiting for scheduled callbacks" into main am: 20bb5ff6

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/3056629



Change-Id: Ia96507747ed5d7f1997253ea79cfe574bf2de5d2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>