Divi shop module - remove products without product images

functions.php

<?php 
# from Divi shop module Shop.php
# $toggle_filter( 'woocommerce_shortcode_products_query', array( $this, 'shortcode_products_query_cb' ), 10 );

# from WC class-wc-shortcode-products.php
# $query_args = apply_filters( 'woocommerce_shortcode_products_query', $query_args, $this->attributes, $this->type );
# $query_args['meta_query']     = WC()->query->get_meta_query();

add_filter( 'woocommerce_shortcode_products_query', 'remove_if_no_thumbnail', 20, 3);
	function remove_if_no_thumbnail( $query_args, $attributes, $type ){
		$query_args['meta_query'] = array(
			array (
				'key' => '_thumbnail_id'
			)
		);
		return $query_args;
	}