See https://www.woltlab.com/community/thread/300836-problem-with-the-editor-and-chrome-s-translation-function/
$width = ($this->getWidth()) ? ' width="' . $this->getWidth() . '"' : '';
return \sprintf(
- '<img src="%s" alt="%s" title="%s" class="%s" %s %s %s loading="eager">',
+ '<img src="%s" alt="%s" title="%s" class="%s" %s %s %s loading="eager" translate="no">',
StringUtil::encodeHTML($this->getURL()),
StringUtil::encodeHTML($this->smileyCode),
StringUtil::encodeHTML(WCF::getLanguage()->get($this->smileyTitle)),