@@ -111,7 +111,7 @@ public function buildForm(array $form, FormStateInterface $form_state, FilterFor
'#placeholder'=>$this->t('Short description for the visually impaired'),
'#type'=>'textfield',
'#required'=>TRUE,
'#required_error'=>$this->t('Alternative text is required.<br><em>(Only in rare cases should this be left empty. To create empty alternative text, enter <code>""</code> — two double quotes without any content).'),
'#required_error'=>$this->t('Alternative text is required.<br />(Only in rare cases should this be left empty. To create empty alternative text, enter <code>""</code> — two double quotes without any content).'),