[PATCH REPOST] fdtget-runtest.sh: use printf instead of /bin/echo -e

[Jon Loeliger]

> From: Stephen Warren <swarren at nvidia.com>
> 
> Not all /bin/echo implementations support the -e option. Instead, use
> printf, which appears to be more widely available than /bin/echo -e.
> 
> See commit eaec1db "fdtget-runtest.sh: Fix failures when /bin/sh isn't
> bash" for history.
> 
> I have tested this on Ubuntu 10.04 with /bin/sh pointing to both dash
> and bash.
> 
> Reported-by: Mike Frysinger <vapier at gentoo.org> # and implemented-by
> Signed-off-by: Stephen Warren <swarren at nvidia.com>

Applied.

Thanks,
jdl