Clean up unnecessary roles delegated to user

[tolusha]

Is your task related to a problem? Please describe

Clean up unnecessary roles delegated to user:

• workspace-stop role [1]
• app/secret [2]

[1] https://github.com/eclipse-che/che-server/blob/main/infrastructures/openshift/src/main/java/org/eclipse/che/workspace/infrastructure/openshift/project/configurator/OpenShiftStopWorkspaceRoleConfigurator.java [2] https://github.com/eclipse-che/che-operator/blob/main/pkg/deploy/server/rbac.go#L246-L250

Describe the solution you'd like

Remove those roles

Describe alternatives you've considered

No response

Additional context

No response