closure.c: use isl_printer
closure.c: use isl_printer

Do so instead of using the superseded isl_map_print function,
which will be removed in the next commit.

Signed-off-by: Sven Verdoolaege <e5350bbed4977f5eb8ae1dc6abd9ae59d21ace75@kotnet.org>

BenzoSM/isl,BenzoSM/isl,Distrotech/isl,Meinersbur/isl,inducer/isl-mirror,simbuerg/isl,PollyLabs/isl,Distrotech/isl,BenzoSM/isl,nicolasvasilache/isl,KangDroidSMProject/ISL,tobig/isl,BenzoSM/isl,abduld/isl,nicolasvasilache/isl,nicolasvasilache/isl,SaberMod/isl-current,abduld/isl,abduld/isl,UBERTC/isl,evaautomation/isl,Meinersbur/isl,Meinersbur/isl,Distrotech/isl,simbuerg/isl,PollyLabs/isl,SaberMod/isl-current,tobig/isl,PollyLabs/isl,SaberMod/isl-current,evaautomation/isl,Meinersbur/isl,tobig/isl,tobig/isl,PollyLabs/isl,inducer/isl-mirror,KangDroidSMProject/ISL,KangDroidSMProject/ISL,inducer/isl-mirror,inducer/isl-mirror,simbuerg/isl,evaautomation/isl,simbuerg/isl,SaberMod/isl-current,KangDroidSMProject/ISL,BenzoSM/isl,nicolasvasilache/isl,nicolasvasilache/isl,UBERTC/isl,evaautomation/isl,UBERTC/isl,simbuerg/isl,Distrotech/isl,UBERTC/isl,KangDroidSMProject/ISL,abduld/isl,inducer/isl-mirror,Distrotech/isl,PollyLabs/isl