Changed the home-page of Ironic-specs in setup.cfg
Changed the home-page of Ironic-specs in setup.cfg

Instead of pointing to openstack.org, the homepage has been
changed to point to the homepage of Ironic-specs.

Change-Id: I456e393f238fb2ae5b1ceeb1049888df58d3492d

NaohiroTamura/ironic-specs,bcornec/ironic-specs,openstack/ironic-specs