Declare dependency on xz-utils
Declare dependency on xz-utils

This appears to have been recently introduced. The impact is low, as
most systems have it installed already, although it is a problem when
installing in an ubuntu:xenial container.

Change-Id: I0d72e3e2510b2f0fb7352e8560c8f0ce53989805
GitOrigin-RevId: 757e8a1e8259a8cd5f51ff511a2fb757c83fa156

googlecloudrobotics/core,googlecloudrobotics/core,googlecloudrobotics/core