ARM: rmobile: Zap #undef DEBUG

The DEBUG macro is never defined unless explicitly enabled.
Drop useless #undef DEBUG in the board configs so it won't
spread any further.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
14 files changed