Intent of TestGetLastItem_Success

All 4 exact tests in this concept. Every test is marked by where it enters the hierarchy.

go.temporal.io/ 4 tests
- server/ 4 tests
  - common/ 1 test
    
    persistence/ 1 test
    
    versionhistory/ 1 test
    
    TestVersionHistorySuite/ 1 test
    
    go.temporal.io/server/common/persistence/versionhistory/TestVersionHistorySuite/TestGetLastItem_Success Introduced here
  - service/ 3 tests
    
    history/ 3 tests
    
    TestEngine2Suite/ 1 test
    
    go.temporal.io/server/service/history/TestEngine2Suite/TestRecordActivityTaskStartedSuccess Inherited TestRecordActivityTaskStartedSuccess
    
    ndc/ 2 tests
    
    TestBranchMgrSuite/ 2 tests
    
    go.temporal.io/server/service/history/ndc/TestBranchMgrSuite/TestCreate_MissingEventInBetween Inherited TestCreate_MissingEventInBetween
    
    go.temporal.io/server/service/history/ndc/TestBranchMgrSuite/TestCreate_NoMissingEventInBetween Inherited TestCreate_NoMissingEventInBetween