Include rootwrap.d/ironic-lib.filters in package
Include rootwrap.d/ironic-lib.filters in package

The file was added to sources but not to setup.cfg which controls
which files are included in the wheel build.

Change-Id: Ied7ee2e3418673de7c2c9fa6f8407350d6b3314c
Story: 2006604
Task: 36772

openstack/ironic-lib