(ui) hook_stacked_form_tables, don't dig to deep

src/www/javascript/opnsense_legacy.js

@@ -70,6 +70,8 @@ function hook_stacked_form_tables(match)
           row_number = 0;
           // traverse all <tr> tags
           root_node.find('tr').each(function(){
+              // only evaluate children under this table or in <thead|tbody|..> element
+              if (root_node.is($(this).parent()) || root_node.is($(this).parent().parent())) {
                   var children = $(this).children();
                   // copy zebra color on striped table
                   if (root_node.hasClass('table-striped')) {
@@ -96,6 +98,7 @@ function hook_stacked_form_tables(match)
                       children.first().addClass('hidden-xs');
                   }
                   row_number++;
+              }
           });
           // hook in re-apply zebra when table-striped was selected.. (on window resize and initial load)
           if (root_node.data('stripe-color') != undefined) {