Merge "Upgrade libxml2 to 3b4a84e4b71010012ac94eb32a04965af8ec93ef" into main am: cadf434ba9 am: 19c2e0d31b Original change: https://android-review.googlesource.com/c/platform/external/libxml2/+/3131301 Change-Id: I4d4288194cdf35ac42e50f1bbc7f65d01fc76de6 Signed-off-by: Automerger Merge Worker <[email protected]>