bugfix: interface_probe: get_ifs: use u_int32_t when handlings shift
bugfix: interface_probe: get_ifs: use u_int32_t when handlings shift

Seen in xccdf_org.ssgproject.content_rule_network_sniffer_disabled.

src/OVAL/probes/unix/interface_probe.c:435:36: runtime error: left shift of 1 by 31 places cannot be represented in type 'int'

OpenSCAP/openscap,OpenSCAP/openscap,OpenSCAP/openscap,OpenSCAP/openscap,OpenSCAP/openscap,OpenSCAP/openscap