Change Ie204c5d0aa0f48d3d93d834b51a644d8562cd2fd added
package-installs to openvswitch and ironic-conductor elements.
The package-installs file has to have a .yaml or .json extension,
otherwise they will not be used.
Change-Id: Ie76ab99d49ec5aee2a94743ac05a0eee53150d97