isl_space_dup: rename "dim" argument to "space"
isl_space_dup: rename "dim" argument to "space"

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

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