polishing

spring-context/src/main/java/org/springframework/scheduling/annotation/AnnotationAsyncExecutionInterceptor.java

@@ -21,7 +21,6 @@ import java.util.concurrent.Executor;
 
 import org.springframework.aop.interceptor.AsyncExecutionInterceptor;
 import org.springframework.aop.interceptor.AsyncUncaughtExceptionHandler;
-import org.springframework.aop.interceptor.SimpleAsyncUncaughtExceptionHandler;
 import org.springframework.core.annotation.AnnotationUtils;
 
 /**