Merge "Fix error handling in aconfigd-system" into main am: c520d748f3

Original change: https://android-review.googlesource.com/c/platform/system/server_configurable_flags/+/3378361

Change-Id: I240c33ba845bf9f9e9dee5c6aefbf97adecb8257
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>