Fixing some clangd warnings am: 0c1648cbf2 am: 037a463ccb am: dbc6195369

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

Change-Id: Ib42afbb0f88baab273a8085218d0270c2317945e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>