task/selinux: ignore recent rhel8 selinux denials
task/selinux: ignore recent rhel8 selinux denials

Fixes: https://tracker.ceph.com/issues/43396
Signed-off-by: Patrick Donnelly <d35c2028e065409a3eff47e1b4cba347a9379b4b@redhat.com>

ktdreyer/teuthology,SUSE/teuthology,SUSE/teuthology,ceph/teuthology,dmick/teuthology,ceph/teuthology,SUSE/teuthology,dmick/teuthology,dmick/teuthology,ktdreyer/teuthology