sets aria-label on config btn in rel-resource-mgr, re #10666

Author: whatisgalen

arches/app/templates/views/resource/related-resources/related-resources-manager.htm

@@ -139,7 +139,7 @@ <h3 class="">
                                 </button>
                             </div>
                             <div class='rr-table-column icon-column'>
-                                <button data-bind="click: self.toggleSelectedResourceRelationship, clickBubble: false">
+                                <button data-bind="click: self.toggleSelectedResourceRelationship, clickBubble: false, attr: {'aria-label': $root.translations.configureRelatedResourceRelationship}">
                                     <i class="fa fa-gear"></i>
                                 </button>
                             </div>