[Bug]: volume key turn page

### Prerequisites|前提条件

- [x] I have checked the [troubleshooting](https://github.com/Anxcye/anx-reader/blob/develop/docs/troubleshooting.md)|我已经查看过[故障排除](https://github.com/Anxcye/anx-reader/blob/develop/docs/troubleshooting.md)
- [x] I have searched for similar issues and did not find any|我已经搜索过没有相同的问题

### Describe the bug|描述问题

Hi,
really enjoying anx reader.
But the "volumen key page turn" does not work for me. The keys just regulate the volume :D
Or am I doing something wrong?

### To reproduce|重现步骤

1. Go to settings - > more settings - > reading
2. Scroll down to other
4. Activate Volume Key Turn Page
5. Go back an open book. Press Volume keys

### Expected behavior|预期行为

Page turns after key is pressed

### Screenshots|截图

_No response_

### Platform (please complete the following information)|平台（请填写以下信息）

- Platform: | 平台: android
[e.g. Android]
- OS: | 操作系统：android 16
[e.g. Android13(MIUI14)]
- AnxReader Version: | 安读版本：1.10.0+6255
[e.g. 1.2.0+2033]
- Device: | 设备：pixel 9
[e.g. Xiaomi 13]

### Additional context|其他信息

_No response_