Merge "Use std::filesystem when libc++ is new enough" into main am: 37d59481 am: 608781cf

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2758145



Change-Id: If5d299cad0f657ee4b6bdac460568398946c8462
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>