Merge "LeAudio: Add flag leaudio_synchronize_start" into main am: bc8d7d3e am: 89a023b0

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/3096230



Change-Id: I799bd4b8d1717e9a0fe2176734e15756632f4179
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>