forgot grafana password,How can I changeit

[Crystal-w]

What happened?
I forgot grafana password,How can I change it?

Did you expect to see some different?

How to reproduce it (as minimally and precisely as possible):

Environment

• Prometheus Operator version:
  kube-prometheus-release-0.9
  Insert image tag or Git SHA here

• Kubernetes version information:

  kubectl version

kubernetes v1.21

• Kubernetes cluster kind:

  insert how you created your cluster: kops, bootkube, tectonic-installer, etc.

• Manifests:

insert manifests relevant to the issue

• Prometheus Operator Logs:

Insert Prometheus Operator logs relevant to the issue here

• Prometheus Logs:

Insert Prometheus logs relevant to the issue here

Anything else we need to know?: