[4.9] capabilities are not honored

Description of problem:
When capabilities are not honored on some versions.

Version-Release number of selected component (if applicable):

from my testings:

4.10.24 - OVNKubernetes: Failed

How reproducible:
always on those verions

Steps to Reproduce:
1. run the script
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
$ cat test.sh
oc new-project capabilities
oc create sa test
oc adm policy add-scc-to-user privileged -z test
oc get clusterrolebindings system:openshift:scc:privileged -o wide
echo enter to create a deployment; read a
cat << EOF | oc create -f -
apiVersion: apps/v1
kind: Deployment
metadata:
name: testpod
namespace: capabilities
spec:
selector:
matchLabels:
app: testpod
template:
metadata:
labels:
app: testpod
spec:
containers:

• image: registry.redhat.io/openshift4/cnf-tests-rhel8
  imagePullPolicy: IfNotPresent
  name: dk-container1
  command: ['sh', '-c', 'echo _____ app is running! && sleep 3600']
  securityContext:
  capabilities:
  add:
• NET_ADMIN
• NET_RAW
• DAC_READ_SEARCH
• IPC_LOCK
• SYS_MODULE
• SYS_RAWIO
• SYS_PTRACE
• SYS_ADMIN
• SYS_NICE
• SYS_TIME
• SYS_TTY_CONFIG
• SYS_RESOURCE
• SYS_CHROOT
• SETFCAP
  securityContext:
  fsGroup: 2001
  runAsGroup: 2001
  runAsUser: 2101
  serviceAccount: test
  serviceAccountName: test
  EOF
  while $(! oc get pods | grep testpod | grep Running &> /dev/null); do echo wait for pod to be Running; sleep 15;done
  echo capabilities:
  oc exec -ti `oc get pods -o name` – getpcaps 1

1. bash test.sh
   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Actual results:
Capabilities are not displayed

Expected results:
Capabilities should be displayed
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Capabilities for `1': = cap_chown,cap_dac_override,cap_dac_read_search,cap_fowner,cap_fsetid,cap_kill,cap_setgid,cap_setuid,cap_setpcap,cap_net_bind_service,cap_net_admin,cap_net_raw,cap_ipc_lock,cap_sys_module,cap_sys_rawio,cap_sys_chroot,cap_sys_ptrace,cap_sys_admin,cap_sys_nice,cap_sys_resource,cap_sys_time,cap_sys_tty_config,cap_setfcap+i
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Additional info: