tests/test_agenda_parser: Ensure anchors can be used as part of agenda
tests/test_agenda_parser: Ensure anchors can be used as part of agenda

Ensure that yaml anchors and aliases can be used within a WA agenda.

ARM-software/workload-automation,setrofim/workload-automation,setrofim/workload-automation,ARM-software/workload-automation,setrofim/workload-automation,setrofim/workload-automation,ARM-software/workload-automation,ARM-software/workload-automation