build_image: rename dev-only-extras.tbz2
The tbz2 suffix makes portage unhappy and spams a lot of warnings
that in turn makes users unhappy. Rename to a file portage won't
care about and use better compression in the process.
It's safe to rename as the build will skip a missing file atm.
Tested-by: Mike Frysinger <email@example.com>
Reviewed-by: Michael Mortensen <firstname.lastname@example.org>
Commit-Queue: Mike Frysinger <email@example.com>
1 file changed