Intent of callback_token.go ×1

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
  - chasm/ 2 tests
    
    lib/ 2 tests
    
    callback/ 2 tests
    
    TestRouteSystemCallbackRequest_Success/ 1 test
    
    go.temporal.io/server/chasm/lib/callback/TestRouteSystemCallbackRequest_Success/HSM Inherited HSM
    
    go.temporal.io/server/chasm/lib/callback/TestRouteSystemCallbackRequest_NamespaceNotFound Inherited request.go ×1
  - common/ 1 test
    
    nexus/ 1 test
    
    go.temporal.io/server/common/nexus/TestCallbackTokenGenerator_DecodeCompletion Inherited callback_token.go ×3
  - components/ 2 tests
    
    callbacks/ 2 tests
    
    go.temporal.io/server/components/callbacks/TestRouteSystemCallbackRequest_NamespaceNotFound Inherited request.go ×1
    
    go.temporal.io/server/components/callbacks/TestRouteSystemCallbackRequest_Success Inherited request.go ×1