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

}
  if (trailingRangesCount > 0) {
    endCount += "\xFF\xFF";
    startCount += "\xFF\xFF";
    idDeltas += "\x00\x01";
    idRangeOffsets += "\x00\x00";
  }
  const format314 =
    "\x00\x00" + 
    string16(2 * segCount) +
    string16(searchParams.range) +
    string16(searchParams.entry) +
    string16(searchParams.rangeShift) +
    endCount +
    "\x00\x00" +
    startCount +
    idDeltas +
    idRangeOffsets +
    glyphsIds;
  let format31012 = "";
  let header31012 = "";
  if (numTables > 1) {
    cmap +=
      "\x00\x03" + 
      "\x00\x0A" + 
      string32(4 + numTables * 8 + 4 + format314.length); 
    format31012 = "";
    for (i = 0, ii = ranges.length; i < ii; i++) {
      range = ranges[i];
      start = range[0];