Fix build warning caused by OSP legacy cert scan module
Fix build warning caused by OSP legacy cert scan module

This commit removes an extraneous percent sign from the
'collapsible' block in the module.

vikram-redhat/openshift-docs,vikram-redhat/openshift-docs,vikram-redhat/openshift-docs,vikram-redhat/openshift-docs,vikram-redhat/openshift-docs