isl_multi_templ.c: remove unused conditional compilation
isl_multi_templ.c: remove unused conditional compilation

It was already unused when it was introduced in isl-0.14-161-gb483e5f866
(add isl_multi_*_neg, Fri Jul 11 21:44:17 2014 +0200).

Signed-off-by: Sven Verdoolaege <235c10dd23b819f81cdc9756a251746bc184cab6@gmail.com>

Meinersbur/isl,Meinersbur/isl,Meinersbur/isl,Meinersbur/isl