fix: broken query due to semicolon in subquery (#1216)

Fixes HDX-2515

Author: knudtty

packages/app/src/components/ServiceDashboardEndpointPerformanceChart.tsx

@@ -61,7 +61,7 @@ export default function ServiceDashboardEndpointPerformanceChart({
             NULLIF(${expressions.httpHost}, '')
           ),
           ''
-    ));`;
+    ))`;
 
   const spanAttributesExpression =
     source.eventAttributesExpression || 'SpanAttributes';