Merge pull request #19105 from overleaf/bg-cookie-session-fix-user-deleter-unit-tests

fix UserDeleteTests to restore time operations

GitOrigin-RevId: 85c91697e05b6a12aa66a6524a74848ff281527b

services/web/test/unit/src/User/UserDeleterTests.js

@@ -142,6 +142,7 @@ describe('UserDeleter', function () {
     this.DeletedUserMock.restore()
     this.UserMock.restore()
     this.mockedUser.restore()
+    tk.reset()
   })
 
   describe('deleteUser', function () {