Description of problem:
No metrics report if install local storage operator in the namespace local-storage

Version-Release number of selected component (if applicable):
local-storage-operator.4.9.0-202108171159

How reproducible:
Always

Steps to Reproduce:
1.Deploy local storage operator in ns local-storage
2.Create cr instance localvolume and localvolumediscovery
3.PV is created
4.oc get localvolumediscoveryresult
NAME                                                          AGE
discovery-result-ip-10-0-139-226.us-east-2.compute.internal   24m
discovery-result-ip-10-0-163-112.us-east-2.compute.internal   24m
discovery-result-ip-10-0-205-195.us-east-2.compute.internal   24m
5.After more than 20 mins, no metrics reported 
oc -n openshift-monitoring exec -c prometheus prometheus-k8s-0 -- curl -k -H "Authorization: Bearer $token" 'https://prometheus-k8s.openshift-monitoring.svc:9091/api/v1/label/__name__/values' | jq | grep -i lso
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 72501    0 72501    0     0  2832k      0 --:--:-- --:--:-- --:--:-- 2832k

Actual results:
No metrics report if install local storage operator in the namespace local-storage

Expected results:
Metrics should report.

Master Log:

Node Log (of failed PODs):

PV Dump:

PVC Dump:

StorageClass Dump (if StorageClass used by PV/PVC):

Additional info: