Merge pull request #25470 from Waseem-Isaac/docs/update-angular-readme-test-runner-to-vitest

docs: fix angular README to reference Vitest instead of Karma

Author: sumeyyeKurtulus

templates/app/angular/README.md

@@ -16,7 +16,7 @@ Run `ng build` to build the project. The build artifacts will be stored in the `
 
 ## Running unit tests
 
-Run `ng test` to execute the unit tests via [Karma](https://karma-runner.github.io).
+Run `ng test` to execute the unit tests via [Vitest](https://vitest.dev).
 
 ## Running end-to-end tests