target/descriptor: Cosmetic fixes
target/descriptor: Cosmetic fixes

Fix typo and choose more descriptive variable name.

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