Feature: #79341 - TCA richtext configuration in config section

See Issue #79341

Description

A new config setting enableRichtext has been introduced. It enables richtext editing on the text field and replaces the old setting defaultExtras .

Impact

Setting enableRichtext will result in the text field being rendered with a richtext editor. Config example:

'columns' => [
    'content' => [
        'config' => [
            'type' => 'text',
            'enableRichtext' => true,
        ],
    ],
];