Intent of DescribeNamespace-Unspecified#02

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

go.temporal.io/ 1 test
- server/ 1 test
  - common/ 1 test
    
    rpc/ 1 test
    
    interceptor/ 1 test
    
    TestNamespaceValidatorSuite/ 1 test
    
    go.temporal.io/server/common/rpc/interceptor/TestNamespaceValidatorSuite/Test_StateValidationIntercept_DescribeNamespace_Id Inherited Test_StateValidationIntercept_DescribeNamespace_Id
go.temporal.io/server/common/rpc/interceptor/TestNamespaceValidatorSuite/Test_StateValidationIntercept_StatusFromNamespace//temporal.api.workflowservice.v1.WorkflowService/DescribeNamespace-Unspecified#02 Introduced here