[lit] Use correct variable name for libxml2
authorPetr Hosek <phosek@google.com>
Thu, 10 Sep 2020 05:03:13 +0000 (22:03 -0700)
committerPetr Hosek <phosek@google.com>
Thu, 10 Sep 2020 05:04:25 +0000 (22:04 -0700)
commitf7941d98091827b8d0b6fdabb731e38c99f44b13
tree7784c23f3fb3e35abbc4268227fb4568d2beada0
parentc4d7536136b331bada079b2afbb2bd09ad8296bf
[lit] Use correct variable name for libxml2

This addresses an issue introduced in c4d7536136b3.
lld/test/lit.cfg.py