[automerge] Support host-side use of xz-java. 2p: c4ebcb0a82 Original change: https://googleplex-android-review.googlesource.com/c/platform/external/xz-java/+/18354522 Bug: 202200523 Change-Id: Ie1bc96d3eee9ff40f088ee06eda8c9d41792cb4b