The job was named `packages/build-apertis-website` even if it had
nothing to do with packages, and the template lived under
`image-recipes/` even if it's not an image-building recipe (at the
moment it checks out the same repository though).
Create a new `websites/` folder and move the job there as
`websites/images-apertis-org` (both for the template and the
Signed-off-by: Emanuele Aina <firstname.lastname@example.org>