Description of problem:

Since reused callout are not supported on Customer Portal, the callout description in the install-config.yaml file renders as blanks on the portal; whereas these render fine on docs.openshift.com.

Actual results:
https://access.redhat.com/documentation/en-us/openshift_container_platform/4.13/html/installing/deploying-installer-provisioned-clusters-on-bare-metal#configuring-the-install-config-file_ipi-install-installation-workflow 

Expected results:
https://docs.openshift.com/container-platform/4.13/installing/installing_bare_metal_ipi/ipi-install-installation-workflow.html#configuring-the-install-config-file_ipi-install-installation-workflow