Intent of TestMerge

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
    
    queues/ 5 tests
    
    TestRangeSuite/ 1 test
    
    go.temporal.io/server/service/history/queues/TestRangeSuite/TestMerge Introduced here
    
    TestSliceSuite/ 4 tests
    
    go.temporal.io/server/service/history/queues/TestSliceSuite/TestMergeWithSlice_DifferentMinMaxKey Inherited slice.go ×1
    
    go.temporal.io/server/service/history/queues/TestSliceSuite/TestMergeWithSlice_SameMaxKey Inherited TestMergeWithSlice_SameMaxKey
    
    go.temporal.io/server/service/history/queues/TestSliceSuite/TestMergeWithSlice_SameMinKey Inherited TestMergeWithSlice_SameMinKey
    
    go.temporal.io/server/service/history/queues/TestSliceSuite/TestMergeWithSlice_SamePredicate Inherited TestMergeWithSlice_SamePredicate