Attach (recommended) or Link to PDF file here: https://github.com/mozilla/pdf.js/files/7021521/sample.pdf

Configuration:
- Web browser and its version: Chrome
- Operating system and its version: Microsoft
- PDF.js: 2.2.228


What is the expected behavior? 
Embedded PDF Viewer should display right font with all characters

What went wrong? 
![image](https://user-images.githubusercontent.com/89254263/130225854-43467f78-e856-4a42-8e64-94bdfe479053.png)


Is it possible to add some other font? Is it possible to manage what encodings will be used?

Thank you in advantage

Regards Ladislav

t.Sistina = true;
  t.Souvenir = true;
  t.STIX = true;
  t["Stone Informal"] = true;
  t["Stone Serif"] = true;
  t.Sylfaen = true;
  t.Times = true;
  t.Trajan = true;
  t["Trinité"] = true;
  t["Trump Mediaeval"] = true;
  t.Utopia = true;
  t["Vale Type"] = true;
  t["Bitstream Vera"] = true;
  t["Vera Serif"] = true;
  t.Versailles = true;
  t.Wanted = true;
  t.Weiss = true;
  t["Wide Latin"] = true;
  t.Windsor = true;
  t.XITS = true;
});
const getSymbolsFonts = getLookupTableFactory(function (t) {
  t.Dingbats = true;
  t.Symbol = true;
  t.ZapfDingbats = true;
});
/
/
/
const getGlyphMapForStandardFonts = getLookupTableFactory(function (t) {