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[2959] = 7513;
  t[2960] = 7514;
  t[2962] = 7516;
  t[2963] = 7517;
  t[2964] = 7518;
  t[2966] = 7520;
  t[2967] = 7521;
  t[2968] = 7522;
  t[2970] = 7524;
  t[2971] = 7525;
  t[2972] = 7526;
  t[2974] = 7528;
  t[2975] = 7529;
  t[2976] = 7530;
  t[2978] = 1537;
  t[2979] = 1538;
  t[2980] = 1539;
  t[2982] = 1549;
  t[2983] = 1551;
  t[2984] = 1552;
  t[2986] = 1554;
  t[2987] = 1555;
  t[2988] = 1556;
  t[2990] = 1623;
  t[2991] = 1624;
  t[2995] = 1775;
  t[2999] = 1791;
  t[3002] = 64290;
  t[3003] = 64291;
  t[3004] = 64292;