Intent of principal_with_non-temporal_type_is_not_system_worker

All 2 exact tests in this concept. Every test is marked by where it enters the hierarchy.

go.temporal.io/ 2 tests
- server/ 2 tests
  - service/ 2 tests
    
    matching/ 2 tests
    
    workers/ 2 tests
    
    TestIsSystemWorker/ 2 tests
    
    go.temporal.io/server/service/matching/workers/TestIsSystemWorker/principal_with_non-temporal_type_is_not_system_worker Introduced here
    
    go.temporal.io/server/service/matching/workers/TestIsSystemWorker/principal_with_type_temporal_marks_as_system_worker Inherited principal_with_type_temporal_marks_as_system_worker