RFE: OSSO: Missing support for deploying additional custom resources through the operator

Custom schedulers could have any number of additional resources necessary – configmaps, CRDs, rbac policies, etc... Users should either be able to provide these to the operator, or we should document that they are responsible for creating additional resources on their own

https://github.com/openshift/secondary-scheduler-operator/issues/9

Porting https://bugzilla.redhat.com/show_bug.cgi?id=2071684 into JIRA.