fix: 修复重启应用后无法删除下载文件的问题；修复全部下载线程处于错误状态时没有正确更新下载速度的问题；修复任务支持多线程下载的任务下载线程数为 1 时，无法正确下载的问题

Signed-off-by: chenjuntao <chenjuntao@ghzhushou.com>

app/src/main/java/com/halo/assistant/HaloApp.java

@@ -75,7 +75,7 @@ import com.gh.gamecenter.receiver.NetworkStateReceiver;
 import com.gh.vspace.VHelper;
 import com.github.piasy.biv.BigImageViewer;
 import com.github.piasy.biv.loader.fresco.FrescoImageLoader;
-import com.lg.ndownload.DownloadDbManager;
+import com.lg.ndownload.DownloadCore;
 import com.lightgame.utils.Utils;
 import com.llew.huawei.verifier.LoadedApkHuaWei;
 import com.shuyu.gsyvideoplayer.cache.CacheFactory;
@@ -238,7 +238,7 @@ public class HaloApp extends MultiDexApplication {
             initDataHelper();
             ExtensionsKt.doOnMainProcessOnly(this, () -> {
                 Tracker.init(this);
-                DownloadDbManager.init(this);
+                DownloadCore.init(this);
             });
 
             deviceRamSize = DeviceUtils.getTotalRamSizeOfDevice(this);