graphics/imlib2_loaders: Update to 1.12.1

- Switch to DISTVERSION
- Use multi option since at least one needed to be selected or a empty
  install will happen
- Pet portlint, portclippy, portfmt and Q/A check
- Take maintainership

ChangeLog:
https://git.enlightenment.org/old/legacy-imlib2_loaders/src/branch/master/ChangeLog

PR:		276399