5317: remove. sh from readme, the scripts file does not have this file type

Author: Sine Jespersen

README.md

@@ -69,7 +69,7 @@ TODO
 To run tests, use the script:
 
 ```shell
-./scripts/test.sh
+./scripts/test
 ```
 
 This script will stop the node container, build the javascript/css assets, and run tests with playwright,