PHP Notice: post_permalink is deprecated since version 4.4!

The Growth Hacking Analytics uses an deprecated function that causes PHP warnings:

PHP Notice: post_permalink is <strong>deprecated</strong> since version 4.4! Use get_permalink() instead. in D:\www\path\to\wp-includes\functions.php on line 3658

D:\www\example.org\www>c:\bin\grep.exe -r "post_permalink(" .
./wp-admin/includes/class-wp-press-this.php:                            $redirect = get_post_permalink( $post_id );
./wp-content/plugins/growth-hacking-analytics-by-qunb/controllers/last_post_functions.php:                      $post_url = post_permalink($post_id);
./wp-content/plugins/growth-hacking-analytics-by-qunb/controllers/setting_post.php:                     $post_url = post_permalink($id);
./wp-content/plugins/growth-hacking-analytics-by-qunb/controllers/setting_post_BU.php:                  $post_url = post_permalink($id);
./wp-content/plugins/growth-hacking-analytics-by-qunb/controllers/setting_post_BU.php:                  $post_url = post_permalink($id);
./wp-content/plugins/growth-hacking-analytics-by-qunb/controllers/top_posts_functions.php:                                      $url = post_permalink($id);
./wp-content/plugins/growth-hacking-analytics-by-qunb/models/qunb_cron.php:                //                              $post_url = post_permalink($id);
./wp-content/plugins/growth-hacking-analytics-by-qunb/models/qunb_cron.php:                                                $post_url = post_permalink($id);
./wp-content/themes/rise/inc/apprentice/shortcodes/shortcodes.php:                $lesson_link = get_post_permalink( $key );
./wp-includes/deprecated.php:function post_permalink( $post_id = 0 ) {
./wp-includes/link-template.php:                return get_post_permalink($post, $leavename, $sample);
./wp-includes/link-template.php:function get_post_permalink( $id = 0, $leavename = false, $sample = false ) {

https://wordpress.org/plugins/growth-hacking-analytics-by-qunb/