update jest to v30 (#3815)

e2e:
- needed window.close(), otherwise the objects are not destroyed
- add missing `await` in clock test
- set maxListeners for all tests

remaining todo (comes with another PR if I find the problem):
- calendar e2e is now the only test which still needs `--forceExit`

tests/e2e/helpers/mock-console.js

@@ -27,3 +27,5 @@ global.console = {
 	info: jest.fn(),
 	debug: console.debug
 };
+
+process.setMaxListeners(0);