Merge "le_audio: Unify local audio source notification usage" into main am:...

Merge "le_audio: Unify local audio source notification usage" into main am: bbda2bf5 am: 77e4349d

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/3322821



Change-Id: I961d869b95504ccab8daae9ace08551e93acba75
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>