tests: pin pytest-xdist to 1.27.0

looks like newer version of pytest-xdist requires pytest>=4.4.0

Signed-off-by: Guillaume Abrioux <gabrioux@redhat.com>
(cherry picked from commit ba0a95211cc00b2cae14b018722f437c0091a2ef)

diff --git a/tests/requirements.txt b/tests/requirements.txt
index 38058fa68c486fc6941847c3782dc5ab9afe368d..97cded8e6f7c92500ed903e103d953291b007e08 100644 (file)
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -1,7 +1,7 @@
 # These are Python requirements needed to run the functional tests
 six==1.10.0
 testinfra==1.19.0
-pytest-xdist
+pytest-xdist==1.27.0
 pytest==3.6.1
 notario>=0.0.13
 ansible~=2.6,<2.7