Replace calloc with alloc in CVRF clone functions
Replace calloc with alloc in CVRF clone functions

redhatrises/openscap,redhatrises/openscap,jan-cerny/openscap,jan-cerny/openscap,redhatrises/openscap,OpenSCAP/openscap,OpenSCAP/openscap,jan-cerny/openscap,OpenSCAP/openscap,mpreisler/openscap,redhatrises/openscap,jan-cerny/openscap,jan-cerny/openscap,redhatrises/openscap,OpenSCAP/openscap,redhatrises/openscap,mpreisler/openscap,mpreisler/openscap,mpreisler/openscap,jan-cerny/openscap,OpenSCAP/openscap,OpenSCAP/openscap,mpreisler/openscap,mpreisler/openscap