Merge "binder: replace android_atomic_add with std::atomic" into main am: 37961ec0f6

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/3207836

Change-Id: Icce595836df13633001301b9d29d69c56bee1100
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>