Electro - Display Product SKU on Cart

functions.php

if( ! function_exists( 'el_child_woocommerce_get_item_data' ) ) {
    function el_child_woocommerce_get_item_data( $other_data, $cart_item ) {
            $_product   = $cart_item['data'];
            $product_sku = $_product->get_sku();
            $other_data[] = array(
                'name'      => __( 'SKU', 'electro' ),
                'value'     => $product_sku,
                'display'   => ''
            );
        return $other_data;
    }
}
add_filter( 'woocommerce_get_item_data', 'el_child_woocommerce_get_item_data', 10, 2 );