fix：获取录播列表时过滤非mp4文件

src/main/java/com/yutou/bilibili/BiliBili/Controllers/BiliVideoController.java

@@ -58,6 +58,9 @@ public class BiliVideoController {
                 List<File> list = AppTools.scanFilePath(file.getAbsolutePath()+File.separator+"live");
                 JSONArray array = new JSONArray();
                 for (File f : list) {
+                    if(!f.getName().endsWith(".mp4")){
+                        continue;
+                    }
                     JSONObject item = new JSONObject();
                     String _time = f.getName().split(" ")[0].substring(1);
                     File mpeg = new File("ffmpeg_out" + File.separator + _time + File.separator + f.getName());