Intent of handler.go ×5

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
    
    worker/ 2 tests
    
    scanner/ 2 tests
    
    taskqueue/ 2 tests
    
    TestScavengerTestSuite/ 2 tests
    
    go.temporal.io/server/service/worker/scanner/taskqueue/TestScavengerTestSuite/TestAllExpiredTasks Introduced here
    
    go.temporal.io/server/service/worker/scanner/taskqueue/TestScavengerTestSuite/TestAllExpiredTasksWithErrors Inherited db.go ×2