utils/types: Add `module_name_set` type
utils/types: Add `module_name_set` type

The list of modules retrieved from a `Target` may include configuration
as a dictionary. This helper function will produce a set of only the
module names allowing for comparison.

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