misc: Fix vpp-selinux-policy dependency on CentOS 8
misc: Fix vpp-selinux-policy dependency on CentOS 8

policycoreutils-python is now called python3-policycoreutils on
CentOS 8.

Type: fix

Signed-off-by: Renato Botelho do Couto <12c52837d5d14706874ffa530176c21f4ca047dd@netgate.com>
Change-Id: I46264c66a2a719d546e0926f3bd716e986461963

chrisy/vpp,FDio/vpp,chrisy/vpp,chrisy/vpp,FDio/vpp,chrisy/vpp,chrisy/vpp,chrisy/vpp,FDio/vpp,FDio/vpp,FDio/vpp,FDio/vpp,FDio/vpp,chrisy/vpp,FDio/vpp,chrisy/vpp