Description of problem:

The script setup-grafana-dev.sh only supports IPv4 addresses. The offending line in the script is #83.

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

Only tested with RHACM 2.12, but it affects all versions where this script is used.

How reproducible:

Running script in an IPv6 environment, the Grafana instance install fails, as the Cluster IP entries are not removed from grafana-dev-svc.yaml

Steps to Reproduce:

1. Run script to install dev instance, as detailed in the RHACM 2.12 documentation

Actual results:

Grafana dev instance installation fails

Expected results:

Grafana dev instance installation succeeds

Additional info:

Only tested with RHACM 2.12, but it affects all versions where this script is used.