isl_union_templ.c: fix typo in comment
isl_union_templ.c: fix typo in comment

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

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