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[32] = 61;
  t[33] = 62;
  t[34] = 63;
  t[35] = 64;
  t[36] = 65;
  t[37] = 66;
  t[38] = 67;
  t[39] = 68;
  t[40] = 69;
  t[41] = 70;
  t[42] = 71;
  t[43] = 72;
  t[44] = 73;
  t[45] = 74;
  t[46] = 75;
  t[47] = 76;
  t[48] = 77;
  t[49] = 78;
  t[50] = 79;
  t[51] = 80;
  t[52] = 81;
  t[53] = 82;
  t[54] = 83;
  t[55] = 84;
  t[56] = 85;
  t[57] = 86;
  t[58] = 87;
  t[59] = 88;
  t[60] = 89;
  t[61] = 90;