update 优化整体代码 适配jdk17

ruoyi-common/ruoyi-common-idempotent/src/main/java/org/dromara/common/idempotent/aspectj/RepeatSubmitAspect.java

@@ -76,9 +76,8 @@ public class RepeatSubmitAspect {
      */
     @AfterReturning(pointcut = "@annotation(repeatSubmit)", returning = "jsonResult")
     public void doAfterReturning(JoinPoint joinPoint, RepeatSubmit repeatSubmit, Object jsonResult) {
-        if (jsonResult instanceof R) {
+        if (jsonResult instanceof R<?> r) {
             try {
-                R<?> r = (R<?>) jsonResult;
                 // 成功则不删除redis数据 保证在有效时间内无法重复提交
                 if (r.getCode() == R.SUCCESS) {
                     return;