Migrate batch of tests to vitest (#34111)

* Migrate batch of tests tro vitest

* Iterate

* Migrate another test

* Fix lockfile

apps/web/test/test-utils/threads.ts

@@ -16,6 +16,7 @@ import {
 } from "matrix-js-sdk/src/matrix";
 
 import { mkMessage, type MessageEventProps } from "./test-utils";
+import { expect } from "../setup/adapter.ts";
 
 export const makeThreadEvent = ({
     rootEventId,