Comment 2 for bug 1843420

I don't use ARA. Btw workaroud is:

[root@dell-t5810ws-rdo-13 tripleo-quickstart]$ git diff
diff --git a/requirements.txt b/requirements.txt
index 2740482..9206b46 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 cmd2==0.8.5
 ara<1.0
-ansible>=2.8,<2.9
+ansible>=2.7,<2.8
 jmespath
 netaddr>=0.7.18
 os-client-config