Intent of activity_state_replicator.go ×1

All 5 exact tests in this concept. Every test is marked by where it enters the hierarchy.

go.temporal.io/ 5 tests
- server/ 5 tests
  - service/ 5 tests
    
    history/ 5 tests
    
    ndc/ 5 tests
    
    TestActivityStateReplicatorSuite/ 5 tests
    
    go.temporal.io/server/service/history/ndc/TestActivityStateReplicatorSuite/TestActivity_SameVersion_SameAttempt_IncomingHeartbeatLater Introduced here
    
    go.temporal.io/server/service/history/ndc/TestActivityStateReplicatorSuite/TestSyncActivities_ActivityFound_NonZombie Inherited activity_state_replicator.go ×2
    
    go.temporal.io/server/service/history/ndc/TestActivityStateReplicatorSuite/TestSyncActivities_ActivityFound_Zombie Inherited activity_state_replicator.go ×2
    
    go.temporal.io/server/service/history/ndc/TestActivityStateReplicatorSuite/TestSyncActivity_ActivityFound_NonZombie Inherited activity_state_replicator.go ×2
    
    go.temporal.io/server/service/history/ndc/TestActivityStateReplicatorSuite/TestSyncActivity_ActivityFound_Zombie Inherited activity_state_replicator.go ×2