Intent of tree.go ×6

All 7 exact tests in this concept. Every test is marked by where it enters the hierarchy.

go.temporal.io/ 7 tests
- server/ 7 tests
  - chasm/ 7 tests
    
    TestNodeSuite/ 7 tests
    
    TestApplyMutation_InvalidatesHydratedMapAncestors/ 1 test
    
    go.temporal.io/server/chasm/TestNodeSuite/TestApplyMutation_InvalidatesHydratedMapAncestors/UpdateMapItem Inherited UpdateMapItem
    
    go.temporal.io/server/chasm/TestNodeSuite/TestApplyMutation Inherited tree.go ×1
    
    go.temporal.io/server/chasm/TestNodeSuite/TestApplyMutation_OutOfOrder Inherited chasm.pb.go ×1
    
    go.temporal.io/server/chasm/TestNodeSuite/TestApplySnapshot Inherited tree.go ×2
    
    go.temporal.io/server/chasm/TestNodeSuite/TestCarryOverTaskStatus Inherited tree.go ×2
    
    go.temporal.io/server/chasm/TestNodeSuite/TestCloseTransaction_ApplyMutation_PureTasks Inherited TestCloseTransaction_ApplyMutation_PureTasks
    
    go.temporal.io/server/chasm/TestNodeSuite/TestCloseTransaction_ApplyMutation_SideEffectTasks Inherited tree.go ×1