fix: 下载调用前判断数量，否则不调用接口

src/main/java/com/docus/server/rpc/impl/DownPlatformServiceImpl.java

@@ -27,7 +27,7 @@ public class DownPlatformServiceImpl implements DownPlatformService {
 
     @Override
     public CommonResult report(ReportDownDto reportDownDto) {
-        if (!reportDownDto.getScanfiles().isEmpty()) {
+        if (reportDownDto.getScanfiles().isEmpty()) {
             return CommonResult.failed("文件数量为空！");
         }
         String downUrl = serverUrlConfig.getDownloadPlatformServerUrl() + "api/downplatform/report";