Merge "Fix the return value of UIPC_Send" am: efa0a1ff am: 56a42998 am: d6595bf5

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2175443



Change-Id: Ic855b390272d43110bdfdb09b6bdf9469c766504
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>