add xz as a recommended pkg
xz package is required by buildah and podman when building a
image and ADD a tar.xz file archive is used
See
@@ -91,6 +91,7 @@ Recommends: container-selinux
Recommends: slirp4netns
Recommends: fuse-overlayfs
%endif
+Recommends: xz
# vendored libraries
# awk '{print "Provides: bundled(golang("$1")) = "$2}' vendor.conf | sort
