[automerger skipped] Fix 2 OOB bugs in LeAudioBroadcasterImpl::UpdateMetadata...

[automerger skipped] Fix 2 OOB bugs in LeAudioBroadcasterImpl::UpdateMetadata am: 5f4fa4a0 -s ours am: 3ec5d4c3 -s ours am: c6d4af96 -s ours

am skip reason: Merged-In I6172d11a9c745018ca40e2df8b0e70f4f9728fde with SHA-1 03f6330d is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/23055274



Change-Id: I7705512ca6436eb784adb400eff180e29e7f80c1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>