Seems like the fix was not enough: in build #506 for env tests->master, we have
```
Validation in the test method [editInplace]
Check for [org.xwiki.test.ui.po.editor.WYSIWYGEditPage] at http://xwikiweb:8080/xwiki/bin/view/NestedInplaceEditIT/editInplace/#.
Found [2] items

1: Elements must only use supported ARIA attributes
Description: Ensures an element's role supports its ARIA attributes
Help URL: https://dequeuniversity.com/rules/axe/4.8/aria-allowed-attr?application=axeAPI
Help: Elements must only use supported ARIA attributes
Impact: critical
Tags: cat.aria, wcag2a, wcag412, EN-301-549, EN-9.4.1.2

HTML element:
<div id="xwikicontent" class="col-xs-12 cke_editable cke_editable_inline cke_contents_ltr cke_show_borders" data-sourcedocumentreference="xwiki:NestedInplaceEditIT.editInplace.WebHome" data-syntax="xwiki/2.1" style="position: relative;" aria-readonly="true" aria-controls="cke_459" aria-activedescendant="" aria-autocomplete="list" contenteditable="false" spellcheck="true" role="textbox" aria-multiline="true" aria-label="Editor, content" title="Editor, content" aria-describedby="cke_450" aria-expanded="false">
Selector: xwikicontent
Fix all of the following:
ARIA attribute is not allowed: aria-expanded="false"
```