[DAT] 修改update方法只删除不上传的错误

servers/boe-server-all/src/main/java/com/xboe/module/boecase/service/impl/CaseKnowledgeServiceImpl.java

@@ -480,7 +480,6 @@ public class CaseKnowledgeServiceImpl implements ICaseKnowledgeService {
 
                             if (deleteSuccess != null && deleteSuccess) {
                                 log.info("删除案例文档成功，caseId: {}, taskId: {}, 尝试次数: {}", caseId, deleteTaskId, attempt);
-                                return true;
                             } else {
                                 // 业务处理失败，不重试
                                 log.error("删除案例文档业务处理失败，不重试，caseId: {}, taskId: {}", caseId, deleteTaskId);