refactor(task): 移除视频重新上传功能及相关依赖

- 删除 VideoReUploader 类及其相关注入依赖
- 移除 VideoReUploader 的调用逻辑
- 清理无用的导入语句及测试类文件
- 简化视频处理流程，去除冗余操作步骤

src/test/java/com/ycwl/basic/utils/VideoReUploaderTest.java

@@ -1,22 +0,0 @@
-package com.ycwl.basic.utils;
-
-import lombok.extern.slf4j.Slf4j;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.boot.test.context.SpringBootTest;
-import org.springframework.test.context.junit4.SpringRunner;
-
-@Slf4j
-@SpringBootTest
-@RunWith(SpringRunner.class)
-public class VideoReUploaderTest {
-    @Autowired
-    private VideoReUploader videoReUploader;
-
-    @Test
-    public void testReUpload() throws InterruptedException {
-        videoReUploader.addTask(3975968518398152704L);
-        Thread.sleep(1_000_000L);
-    }
-}