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✏️ Editing: vc_widget_sidebar.php

<?php
if ( ! defined( 'ABSPATH' ) ) {
	die( '-1' );
}

/**
 * Shortcode attributes
 * @var $atts
 * @var $title
 * @var $el_class
 * @var $el_id
 * @var $sidebar_id
 * Shortcode class
 * @var $this WPBakeryShortCode_VC_Widget_sidebar
 */
$title = $el_class = $el_id = $sidebar_id = '';
$atts = vc_map_get_attributes( $this->getShortcode(), $atts );
extract( $atts );

if ( '' === $sidebar_id ) {
	return null;
}

$el_class = $this->getExtraClass( $el_class );

ob_start();
dynamic_sidebar( $sidebar_id );
$sidebar_value = ob_get_contents();
ob_end_clean();

$sidebar_value = trim( $sidebar_value );
$sidebar_value = ( '<li' === substr( $sidebar_value, 0, 3 ) ) ? '<ul>' . $sidebar_value . '</ul>' : $sidebar_value;

$css_class = apply_filters( VC_SHORTCODE_CUSTOM_CSS_FILTER_TAG, 'wpb_widgetised_column wpb_content_element' . $el_class, $this->settings['base'], $atts );
$wrapper_attributes = array();
if ( ! empty( $el_id ) ) {
	$wrapper_attributes[] = 'id="' . esc_attr( $el_id ) . '"';
}
$output = '<div ' . implode( ' ', $wrapper_attributes ) . ' class="' . esc_attr( $css_class ) . '">
		<div class="wpb_wrapper">
			' . wpb_widget_title( array( 'title' => $title, 'extraclass' => 'wpb_widgetised_column_heading' ) ) . '
			' . $sidebar_value . '
		</div>
	</div>
';

echo $output;

MR SKB