[Bug] Incorrect candidate box position of IME (Fcitx5) on Linux

### Bug Description

Fcitx5 works on AppFlowy, but the candidate box position are not following the caret as expected, instead, it just fixed on a wrong position

### How to Reproduce

typing using Fcitx5

### Expected Behavior

The candidate box should follow the caret

### Operating System

Arch Linux (WM: niri)

### AppFlowy Version(s)

0.14.1

### Screenshots

### Additional Context

_No response_