Add title to modula links for direct image link.

functions.php

<?php

add_filter( 'modula_shortcode_item_data', 'maricruzmodainfantil_link_title', 99, 3 );

function maricruzmodainfantil_link_title( $item_data, $item, $settings ){

	if ( in_array( $settings['lightbox'], array( 'direct', 'attachment-page' ) ) ) {
		if ( isset( $item_data['link_attributes']['data-title'] ) ) {
			$item_data['link_attributes']['title'] = $item_data['link_attributes']['data-title'];
		}
	}
	return $item_data;

}