Query Optimization: Select only needed columns instead of SELECT * on looped queries

agent/reports/includes/reports_side_nav.php

@@ -139,7 +139,7 @@
                 <?php } ?>
 
                 <?php
-                $sql_custom_links = mysqli_query($mysqli, "SELECT * FROM custom_links
+                $sql_custom_links = mysqli_query($mysqli, "SELECT custom_link_icon, custom_link_name, custom_link_new_tab, custom_link_uri FROM custom_links
                     WHERE custom_link_location = 5 AND custom_link_archived_at IS NULL
                     ORDER BY custom_link_order ASC, custom_link_name ASC"
                 );