Attach (recommended) or Link to PDF file here:
[test.pdf](https://github.com/mozilla/pdf.js/files/6715502/test.pdf)

Configuration:
- Web browser and its version: Google Chrome Version 91.0.4472.114 
- Operating system and its version: Windows 10 Enterprise
- PDF.js version: 
- Is a browser extension: yes

Steps to reproduce the problem:
1. download file
2. open file



What is the expected behavior? (add screenshot)
show symbol
![image](https://user-images.githubusercontent.com/50500976/123409847-55ca8800-d5b7-11eb-9e5b-c7f3b33c00e1.png)

What went wrong? (add screenshot)
Does not show symbol
![image](https://user-images.githubusercontent.com/50500976/123409707-274cad00-d5b7-11eb-9a64-b11dcf3cdc3f.png)
Link to a viewer (if hosted on a site other than mozilla.github.io/pdf.js or as Firefox/Chrome extension): Latest Version Chrome extension

) {
        
        cffFile = new Stream(tables["CFF "].data);
        cff = new CFFFont(cffFile, properties);
        adjustWidths(properties);
        return this.convert(name, cff, properties);
      }
      delete tables.glyf;
      delete tables.loca;
      delete tables.fpgm;
      delete tables.prep;
      delete tables["cvt "];
      this.isOpenType = true;
    } else {
      if (!tables.loca) {
        throw new FormatError('Required "loca" table is not found');
      }
      if (!tables.glyf) {
        warn('Required "glyf" table is not found -- trying to recover.');
        
        tables.glyf = {
          tag: "glyf",
          data: new Uint8Array(0),
        };
      }
      this.isOpenType = false;
    }
    if (!tables.maxp) {
      throw new FormatError('Required "maxp" table is not found');
    }