[Buildroot] [PATCH] Makefile: fix ignored trace at target-finalize

[Gaël PORTAY]

Thomas,

On Wed, Nov 23, 2016 at 09:24:36AM +0100, Thomas Petazzoni wrote:
> Ah, what is the problem with that? Just the fact that there is this
> "Error 1 (ignored)" message?
> 

Yes, just a nitpick.

There is absolutly no error: simply the trace. Error when things are `ok'. 

Also to be more consistent with what is applied at the next line:
stderr + || true.