Increase time to wait for OO to load

See https://open.greenhost.net/openappstack/openappstack/-/jobs/107990

test/taiko/apps.js

@@ -71,7 +71,7 @@ const assert = require('assert');
       await press('Enter')
 
       let italicButtonId = '#id-toolbar-btn-italic'
-      await waitFor($(italicButtonId), 120000)
+      await waitFor($(italicButtonId), 240000)
 
       // Activate italic button
       let buttonStateBefore = await evaluate($(italicButtonId), (elem) => {return elem.getAttribute('class')})