fix(issues): Supply unique keys to grouping component (#76620)

static/app/components/events/groupingInfo/groupingComponentChildren.tsx

@@ -16,10 +16,10 @@ type Props = {
 function GroupingComponentChildren({component, showNonContributing}: Props) {
   return (
     <Fragment>
-      {(component.values as EventGroupComponent[])
+      {component.values
         .filter(value => groupingComponentFilter(value, showNonContributing))
         .map(value => (
-          <GroupingComponentListItem key={value.id}>
+          <GroupingComponentListItem key={typeof value === 'object' ? value.id : value}>
             {typeof value === 'object' ? (
               <GroupingComponent
                 component={value}