trivial: remove odd references to 'buildroot2'

In the past there may have been a very good reason to refer to 'buildroot2', but
these days it's just odd.

Signed-off-by: Thomas De Schampheleire <thomas.de.schampheleire@gmail.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
2 files changed