test: E2E-tests: Adjust readme

Author: maxreichmann

internal/e2e-tests/README.md

@@ -1,7 +1,9 @@
 This directory is an End-To-End test environment for the UI5 CLI containing realistic user scenarios (1) and test projects under "./fixtures" (2).
 
 1 - Test for "ui5 --version" & Test for "ui5 build" <br>
-2 - "application.a.ts": Sample typescript project (modified version from [generator-ui5-ts-app](https://github.com/ui5-community/generator-ui5-ts-app))
+2 - Fixtures included:
+- "application.a": Sample javascript project (just contains controller + manifest.json)
+- "application.a.ts": Sample typescript project (modified version from [generator-ui5-ts-app](https://github.com/ui5-community/generator-ui5-ts-app))
 
 
-Currently, these tests are NOT included in any CI test pipeline.
+Currently, these tests are NOT included in any CI pipeline.