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[62] = 76;
  t[68] = 77;
  t[69] = 78;
  t[75] = 79;
  t[87] = 80;
  t[89] = 81;
  t[90] = 82;
  t[94] = 83;
  t[100] = 84;
  t[104] = 85;
  t[115] = 86;
  t[116] = 87;
  t[121] = 88;
  t[122] = 89;
  t[127] = 90;
  t[258] = 97;
  t[268] = 261;
  t[271] = 98;
  t[272] = 99;
  t[273] = 263;
  t[282] = 100;
  t[286] = 101;
  t[295] = 281;
  t[296] = 102;
  t[336] = 103;
  t[346] = 104;
  t[349] = 105;
  t[361] = 106;
  t[364] = 107;
  t[367] = 108;