[BUG]ttf font rendering issue

[zswDev]

msyh.ttf

https://github.com/tourze/font-msyh

[zswDev]

Supports Unicode encoding

inline std::wstring_convert<std::codecvt_utf8<wchar_t>> convert={};

void TTFFontRenderer::renderText(Canvas* canvas, const std::string& text, 
    int x, int y, int fontSize, uint32_t color) {
    int currentX = x;
    
    std::wstring wtext = convert.from_bytes(text);
    for (wchar_t c : wtext) {

        RasterizedGlyph glyph = rasterizeGlyph(static_cast<uint32_t>(c), fontSize);
        ......
   }
}