Remove parent::footer() in Language_Pack_Upgrader_Skin::bulk_footer() as it prints a closing div which is not needed.

props michalzuber.
fixes #28947.

git-svn-id: https://develop.svn.wordpress.org/trunk@29313 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/includes/class-wp-upgrader-skins.php

@@ -684,8 +684,6 @@ class Language_Pack_Upgrader_Skin extends WP_Upgrader_Skin {
 
 		if ( $update_actions && $this->display_footer_actions )
 			$this->feedback( implode( ' | ', $update_actions ) );
-
-		parent::footer();
 	}
 }