Fix android-cloexec-fopen clang-tidy issues am: b4311a6730 am: dc45d869d1 am: f418eb9ab2

Original change: https://android-review.googlesource.com/c/platform/art/+/2399021

Change-Id: I41f24570e5d9daedccf96ab5c7ecac024c2c037c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>