Issue #3170169 by gonssal, ahaomar: Heading text limit 128 how from where we can increase it

src/Plugin/Field/FieldWidget/HeadingWidget.php

@@ -43,6 +43,7 @@ class HeadingWidget extends WidgetBase {
       '#description' => $this->fieldDefinition->getDescription(),
       '#default_value' => $items[$delta]->text,
       '#required' => $element['#required'],
+      '#maxlength' => 255,
     ];
 
     $element['container']['size'] = $this->formElementSize($items, $delta);