In file “inc/blocks/featured-locations/featured-locations.php” on lines 41+42 is

                }   
                printf('</div>');

It should be correct

                printf('</div>');
                }

to close

<div class="itre-featured-locations__section">

only if $location on the line 30 is not empty. Otherwise </div> is extra.

In the file “it-listings.php” on line 33 is variable $theme->parent_name which is undefined and plugin in used child template does not work