Fixing some clangd warnings am: 0c1648cbf2 am: 037a463ccb

Original change: https://android-review.googlesource.com/c/platform/system/update_engine/+/2533800

Change-Id: I0ea9a01abe94f21b7dabcedf8f2a32b7264e8131
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>