Ansible Core 2.19 has a different set of default paths to look for roles
so molecule test is failing now.
Let's create a symlink of the role into the tests repo for the test
playbook to find content of the role easily.
Change-Id: I180d43b6f63b6d3cccc5c78c40bfd1c8c9a4686e
Signed-off-by: Dmitriy Rabotyagov <dmitriy.rabotyagov@cleura.com>