适配低版本 SpringBoot BeanPostProcessor 没有定义 default 方法. (#80)

hippo4j-spring-boot-starter/src/main/java/cn/hippo4j/starter/core/DynamicThreadPoolPostProcessor.java

@@ -58,6 +58,11 @@ public final class DynamicThreadPoolPostProcessor implements BeanPostProcessor {
             .rejected(new ThreadPoolExecutor.AbortPolicy())
             .build();
 
+    @Override
+    public Object postProcessBeforeInitialization(Object bean, String beanName) {
+        return bean;
+    }
+
     @Override
     public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {
         if (bean instanceof DynamicThreadPoolExecutor) {