Fix build errors due to missing RPM packages
Fix build errors due to missing RPM packages

When a clean build is executed, it fails with 404 errors because RPM
packages for qemu* listed in WORKSPACE are gone. This patch bumps
versions to those present in fedora repos.

Also, SHA256 sum for virtio-win was incorrect, so fixing it too.

stu-gott/kubevirt,davidvossel/kubevirt,stu-gott/kubevirt,davidvossel/kubevirt,davidvossel/kubevirt,kubevirt/kubevirt,kubevirt/kubevirt,davidvossel/kubevirt,stu-gott/kubevirt,kubevirt/kubevirt,kubevirt/kubevirt,stu-gott/kubevirt