Intent of TestGetTargetDataCenter_GlobalNamespace_Forwarding_AlternativeClusterToCurrentCluster, TestGetTargetDataCenter_GlobalNamespace_Forwarding_CurrentClusterToAlternativeCluster

All 2 exact tests in this concept. Every test is marked by where it enters the hierarchy.

go.temporal.io/ 2 tests
- server/ 2 tests
  - common/ 2 tests
    
    rpc/ 2 tests
    
    interceptor/ 2 tests
    
    TestSelectedAPIsForwardingRedirectionPolicySuite/ 2 tests
    
    go.temporal.io/server/common/rpc/interceptor/TestSelectedAPIsForwardingRedirectionPolicySuite/TestGetTargetDataCenter_GlobalNamespace_Forwarding_AlternativeClusterToCurrentCluster Introduced here
    
    go.temporal.io/server/common/rpc/interceptor/TestSelectedAPIsForwardingRedirectionPolicySuite/TestGetTargetDataCenter_GlobalNamespace_Forwarding_CurrentClusterToAlternativeCluster Introduced here