Don't output empty target attribute

Author: Quy

administrator/modules/mod_submenu/tmpl/default.php

@@ -72,7 +72,7 @@
 									$alt = $params->get('menu_text') ? '' : htmlspecialchars($item->title, ENT_QUOTES, 'UTF-8');
 								endif;
 								?>
-								<a class="flex-grow-1" href="<?php echo $item->link; ?>" target="<?php echo $item->target; ?>">
+								<a class="flex-grow-1" href="<?php echo $item->link; ?>"<?php echo !empty($item->target) ? ' target="' . $item->target . '"' : ''; ?>>
 									<?php if (!empty($params->get('menu_image'))) : ?>
 										<?php echo HTMLHelper::_('image', $image, $alt, 'class="' . $class . '"'); ?>
 									<?php endif; ?>
@@ -97,7 +97,7 @@
 											<?php if (!$permission || $user->authorise($permission, $scope)) : ?>
 												<a href="<?php echo $link; ?>">
 													<span class="fa fa-<?php echo $icon; ?> fa-xs" title="<?php echo htmlentities($title); ?>" aria-hidden="true"></span>
-													<span class="sr-only"><?php echo  htmlentities($sronly); ?></span>
+													<span class="sr-only"><?php echo htmlentities($sronly); ?></span>
 												</a>
 											<?php endif; ?>
 										</span>