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: I5f80f3f29349782ce829913ef4ee7145c75bd64b
Signed-off-by: Dmitriy Rabotyagov <dmitriy.rabotyagov@cleura.com>