WW-4515 Convert try blocks to try-with-resources

plugins/jasperreports/src/main/java/org/apache/struts2/views/jasperreports/JasperReportsResult.java

@@ -396,6 +396,7 @@ public class JasperReportsResult extends StrutsResultSupport implements JasperRe
      */
     private void writeReport(HttpServletResponse response, ByteArrayOutputStream output) throws ServletException {
         try (OutputStream outputStream = response.getOutputStream()) {
+            output.writeTo(output);
             outputStream.flush();
         } catch (IOException e) {
             LOG.error("Error writing report output", e);