fix(ci): remove unused ReferencesController import causing TS build error

start/routes.ts

@@ -11,7 +11,6 @@ const PagesController = () => import('#controllers/pages_controller')
 const CwmpController = () => import('#controllers/cwmp_controller')
 const Tr069TraceController = () => import('#controllers/tr069_trace_controller')
 const ExchangeController = () => import('#controllers/exchange_controller')
-const ReferencesController = () => import('#controllers/references_controller')
 const AuthController = () => import('#controllers/auth_controller')
 
 // CWMP/TR-069 endpoint (SOAP/XML) - uses dedicated middleware for XML parsing