Feature: #67056 - Add option to disable move buttons TCA group type

See forge#67056


The move buttons of the TCA type group can now be explicitly disabled with the hideMoveIcons option. Before these icons where only automatically removed if maxitems was set to 1.

'options' => array(
        'label' => 'Options',
        'config' => array(
                'type' => 'group',
                'internal_type' => 'db',
                'allowed' => 'pages',
                'maxitems' => 9999,
                'hideMoveIcons' => TRUE,


Move buttons can now always be hidden for group fields