Show weight filter in issue board modal

app/assets/javascripts/filtered_search/filtered_search_dropdown_manager.js

@@ -66,7 +66,7 @@ class FilteredSearchDropdownManager {
       this.mapping.weight = {
         reference: null,
         gl: 'DropdownNonUser',
-        element: document.querySelector('#js-dropdown-weight'),
+        element: this.container.querySelector('#js-dropdown-weight'),
       };
     }
   }

app/views/shared/issuable/_search_bar.html.haml

@@ -106,7 +106,7 @@
                     %span.label-title.js-data-value
                       {{title}}
 
-            - if type == :issues || type == :boards
+            - if type == :issues || type == :boards || type == :boards_modal
               #js-dropdown-weight.filtered-search-input-dropdown-menu.dropdown-menu{ data: { icon: 'balance-scale', hint: 'weight', tag: 'weight' } }
                 %ul{ 'data-dropdown' => true }
                   %li.filter-dropdown-item{ 'data-value' => 'none' }