Fix a type confusion bug in bta_av_setconfig_rej am: bbd88e88 am: 1c2593d8

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/22900658



Change-Id: Ic72a3829a58ce64e055d61b6cb8721729ca336fa
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>