That is what was needed. I added those two extra parameters. Now the playbook completes with a failure.
PLAY RECAP *********************************************************************
localhost : ok=13 changed=1 unreachable=0 failed=1 skipped=8 rescued=0 ignored=0
----------
{"level":"error","ts":"2024-08-06T16:59:09Z","msg":"Reconciler error","controller":"awxbackup-controller","object":{"name":"awxbackup-08-05-2024","namespace":"awx"},"namespace":"awx","name":"awxbackup-08-05-2024","reconcileID":"746a5fdc-2c6d-4fef-9af0-71f4d4ba8722","error":"event runner on failed","stacktrace":"sigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller).reconcileHandler\n\t/home/runner/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.14.5/pkg/internal/controller/controller.go:329\nsigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller).processNextWorkItem\n\t/home/runner/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.14.5/pkg/internal/controller/controller.go:274\nsigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller).Start.func2.2\n\t/home/runner/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.14.5/pkg/internal/controller/controller.go:235"}
{"level":"info","ts":"2024-08-06T16:59:10Z","logger":"logging_event_handler","msg":"[playbook debug]","name":"awxbackup-08-05-2024","namespace":"awx","gvk":"awx.ansible.com/v1beta1, Kind=AWXBackup","event_type":"runner_on_ok","job":"68433906028693526","EventData.TaskArgs":""}