Specify the uefi_ipxe_bootfile_name in config
The uefi_ipxe_bootfile_name is not specified in the config file and thus defaults to snponly.efi. However, this can cause incorrect boot and so use the undionly.kpxe value.
Closes-Bug: #2127951
Change-Id: Iafe66ca7ce2e69abe863b52c741327914eb5da93 Signed-off-by: Billy Olsen billy.olsen@canonical.com Signed-off-by: Felipe Reyes felipe.reyes@canonical.com