Simple test case that adds 'efi' to MACHINE_FEATURES, sets WKS_FILE to
"efi-bootdisk.wks.in", installed required boot items, and attempts to
boot the wic image.
Quick check to make sure that the feature actually works.
(From OE-Core rev: 192c8738f4a8d0f82848a440acf24a1892f2ce93)
Signed-off-by: California Sullivan <california.l.sullivan@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
