Memory usage is excessive or leaking of Chinese font

[fluolite]

Bug Description

There is no Chinese font, the memory difference is 170M

slintprimer.zip

Reproducible Code (if applicable)

import "../../res/fonts/Alibaba-PuHuiTi-Regular.ttf";        // "Alibaba PuHuiTi"
export component AppWindow inherits Window {
    width: 480px;
    height: 480px;
    default-font-family: "Alibaba PuHuiTi";
    Rectangle {
        width: parent.width;
        height: parent.height;
        background: #333333;
        Text {
            font-size: 60px;
            color: #ffffff;
            text: "我是中文";
        }
    }
}

Environment Details

• Slint Version: 1.9.2
• Platform/OS: linuxkms
• Programming Language: Rust
• Backend/Renderer: Sofeware Renderer

Product Impact

No response