[PATCH] dtc: Drop the '-S is deprecated' warning

[Jon Loeliger]

> The 'deprecated' warning is in there for more than 4 years now
> and nobody seemed to be confused enough to vote it out.  Let's
> drop the warning then.
> 
> This reverts commit 315c5d095ebdf29f1912186e76ab9f95e694b18a.
> 
> Signed-off-by: Horst Kronstorfer <hkronsto at frequentis.com>

Applied.

Thanks,
jdl