vulkan: Use std::atomic for seqno am: 92140cdbda am: f5a8cabce4

Original change: https://android-review.googlesource.com/c/platform/external/gfxstream-protocols/+/2477755

Change-Id: I46bf2b774053ce84e51c91e7d8e9493de512a83e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>