Adjust with changes in libxml2 upgrade am: 17853e428f

Original change: https://android-review.googlesource.com/c/platform/external/dynamic_depth/+/2772644

Change-Id: I6cc816939b8146f17e68b34307e88324366b45f2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>