Merge "bionic: libc: avoid -Wdeprecated-declarations via std::atomic_init" into main am: ff6b0e2dc9

Original change: https://android-review.googlesource.com/c/platform/bionic/+/3363146

Change-Id: I3b1358b3dd89567893d449a847140d285e33c854
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>