message: 3rdparty/protobuf: fix compilation issue on s390
  This commit fixes an issue while trying to compile
  on s390x architecture.
  This is simply a backport of a fixe already applied
  in official protobuf code:
diff: @@ -146,6 +146,14 @@ inline Atomic64 NoBarrier_Load(volatile const Atomic64* ptr) {
  return __atomic_load_n(ptr, __ATOMIC_RELAXED);
  }
  +inline Atomic64 Release_CompareAndSwap(volatile Atomic64* ptr,
  + Atomic64 old_value,
  + Atomic64 new_value) {
  + __atomic_compare_exchange_n(ptr, &old_value, new_value, false,
  + __ATOMIC_RELEASE, __ATOMIC_ACQUIRE);
  + return old_value;
  +}
  +
  #endif // defined(__LP64__)
  } // namespace internal
  