elemento-load.php

<?php 

function registering_ppm_addons_reloaded( $widgets_manager ) {

    require_once( __DIR__ . '/addons.php' );

    $widgets_manager->register( new \PPM_Slider_Widget() );
    $widgets_manager->register( new \PPM_ImageBox_Widget() );
    $widgets_manager->register( new \PPM_Testimonials_Widget() );
    $widgets_manager->register( new \PPM_RelatedProducts_Widget() );
    $widgets_manager->register( new \PPM_TableAttributes_Widget() );

}
add_action( 'elementor/widgets/register', 'registering_ppm_addons_reloaded' );