Set ANSIBLE_ACTION_PLUGINS for linters
Set ANSIBLE_ACTION_PLUGINS for linters

The zuul_return plugin was recently converted to an action plugin, make
sure we also export that path for ansible-lint.

Change-Id: I775e902f3c9f72c655b94b71293565e3e044d15c
Signed-off-by: Paul Belanger <e7139c8e6c4ea75cc1c287ce081b2dc0f3ab39ec@redhat.com>

openstack-infra/openstack-zuul-jobs,openstack-infra/openstack-zuul-jobs