Amend OpenShift docs to create and assign security context constraint
Amend OpenShift docs to create and assign security context constraint

Related https://github.com/rabbitmq/cluster-operator/issues/435

Co-authored-by: David Ansari <e90f4e31c5c98af61911a1b3ffe0d70ed0c82fb3@vmware.com>

rabbitmq/rabbitmq-website,rabbitmq/rabbitmq-website,rabbitmq/rabbitmq-website,rabbitmq/rabbitmq-website,rabbitmq/rabbitmq-website