pvmfw: apply_debug_policy: Improve failure path am: afdd73c0cc

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Virtualization/+/23107372

Change-Id: Idc77569521a8ef25fc22dcb4f8b8990bcb85c969
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>