chore: manual migration of app.config.server.ts

Author: pieh

Diff for: demo/src/app/app.config.server.ts

@@ -1,10 +1,11 @@
-import { provideServerRendering, provideServerRoutesConfig } from '@angular/ssr';
 import { mergeApplicationConfig, ApplicationConfig } from '@angular/core'
+import { provideServerRendering, withRoutes } from '@angular/ssr'
+
 import { appConfig } from './app.config'
 import { serverRoutes } from './app.routes.server'
 
 const serverConfig: ApplicationConfig = {
-  providers: [provideServerRendering(), provideServerRoutesConfig(serverRoutes)],
+  providers: [provideServerRendering(withRoutes(serverRoutes))],
 }
 
 export const config = mergeApplicationConfig(appConfig, serverConfig)