Posture check: Azure Virtual Machine not protected with Azure Backup
Query: ```config from cloud.resource where api.name = 'azure-recovery-service-backup-protected-item' AND json.rule = properties.workloadType equal ignore case VM as X; config from cloud.resource where api.name = 'azure-vm-list' AND json.rule = powerState contains running as Y; filter 'not $.Y.id equal ignore case $.X.properties.virtualMachineId'; show Y;```