修复某些程序无法退出问题

src/N_m3u8DL-RE/Util/MP4DecryptUtil.cs

@@ -69,8 +69,9 @@ namespace N_m3u8DL_RE.Util
             {
                 FileName = name,
                 Arguments = arg,
-                RedirectStandardOutput = true,
-                RedirectStandardError = true,
+                //RedirectStandardOutput = true,
+                //RedirectStandardError = true,
+                CreateNoWindow = true,
                 UseShellExecute = false
             })!.WaitForExitAsync();
         }