Kubernetes secret for VMware

Get VCenter user and password by running the following commands:
- For VSPHERE_USER: echo '<vcenter-server-user>' | base64
- For VSPHERE_PASSWORD: echo '<vcenter-server-password>' | base64
Note the output of both commands for use in the next step.

Update the following Kubernetes Secret template by using the values obtained in step 1 for VSPHERE_USER and VSPHERE_PASSWORD.

apiVersion: v1
kind: Secret
metadata:
  name: px-vsphere-secret
  namespace: <px-namespace>
type: Opaque
data:
  VSPHERE_USER: XXXX
  VSPHERE_PASSWORD: XXXX

Apply the above spec to update the spec with your VCenter username and password:
```
kubectl apply -f <updated-secret-template.yaml>
```