Intent of send_back_status_completed_to_waiters_immediately_for_any_stage

All 6 exact tests in this concept. Every test is marked by where it enters the hierarchy.

go.temporal.io/ 6 tests
- server/ 6 tests
  - service/ 6 tests
    
    history/ 6 tests
    
    workflow/ 6 tests
    
    update/ 6 tests
    
    TestUpdateState/ 6 tests
    
    in_stateRejected/ 4 tests
    
    go.temporal.io/server/service/history/workflow/update/TestUpdateState/in_stateRejected/aborted_because_Workflow_completed Inherited aborted_because_Workflow_completed, aborted_because_Workflow_completing, +1
    
    go.temporal.io/server/service/history/workflow/update/TestUpdateState/in_stateRejected/aborted_because_Workflow_completing Inherited aborted_because_Workflow_completed, aborted_because_Workflow_completing, +1
    
    go.temporal.io/server/service/history/workflow/update/TestUpdateState/in_stateRejected/aborted_because_registry_is_cleared Inherited aborted_because_Workflow_completed, aborted_because_Workflow_completing, +1
    
    go.temporal.io/server/service/history/workflow/update/TestUpdateState/in_stateRejected/send_back_status_completed_to_waiters_immediately_for_any_stage Introduced here
    
    in_stateSent/ 2 tests
    
    go.temporal.io/server/service/history/workflow/update/TestUpdateState/in_stateSent/fail_to_transition_to_stateRejected_when_workflow_is_already_complete Inherited fail_to_transition_to_stateRejected_when_workflow_is_already_complete
    
    go.temporal.io/server/service/history/workflow/update/TestUpdateState/in_stateSent/transition_to_stateRejected Inherited transition_to_stateRejected