Heiko Schocher authored 10 years ago and Tom Rini committed 10 years ago

- add more targets for building with buildman:
  - avr32
  - m68k

and while at it, sort the list alphabetical

Reviewed-by: Roger Meier <r.meier@siemens.com>
Signed-off-by: Heiko Schocher <hs@denx.de>