travis: Don't install xz on macOS

It's already being dragged in by Python.

Signed-off-by: Andrea Bolognani <abologna@redhat.com>

diff --git a/.travis.yml b/.travis.yml
index d1f09f9cade71f5c2f854197ccb74d993133dabf..d071c9863499f1bd6923e97cc9be62f5b62f97ce 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,7 +18,7 @@ matrix:
         - brew update
         - brew unlink python
         - brew upgrade
-        - brew install rpcgen yajl xz
+        - brew install rpcgen yajl
       script:
         # We can't run make distcheck/syntax-check because they
         # fail on macOS, but doing 'install' and 'dist' gives us