PanelEditor: Only show cache timeout if enabled in data source plugin json (#24095)

* only show cache timeout if enabled in datasource

* move conditional

* Update public/app/features/dashboard/panel_editor/QueryOptions.tsx

Co-authored-by: Torkel Ödegaard <torkel@grafana.com>

public/app/features/dashboard/panel_editor/QueryOptions.tsx

@@ -130,7 +130,7 @@ export class QueryOptions extends PureComponent<Props, State> {
     const tooltip = `If your time series store has a query cache this option can override the default cache timeout. Specify a
     numeric value in seconds.`;
 
-    if (!datasource.meta.queryOptions?.maxDataPoints) {
+    if (!datasource.meta.queryOptions?.cacheTimeout) {
       return null;
     }