Fix product performance grouped JSON build

svc/routes/product_performance.go

@@ -370,7 +370,7 @@ func GetProductPerformanceGroupedFilterOptionsHandler(pg *sql.DB) http.HandlerFu
 		mainGroup := strings.TrimSpace(r.URL.Query().Get("urun_ana_grubu"))
 		groupLevels := splitCSVQuery(r.URL.Query().Get("group_levels"))
 		fields := splitCSVQuery(r.URL.Query().Get("fields"))
-		limit := intQuery(r, "limit", 5000)
+		limit := intQuery(r, "limit", 50000)
 
 		if r.Method == http.MethodPost {
 			var body struct {