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

} from "./standard_fonts.js";
import {
  getUnicodeForGlyph,
  getUnicodeRangeFor,
  mapSpecialUnicodeValues,
} from "./unicode.js";
import { IdentityToUnicodeMap, ToUnicodeMap } from "./to_unicode_map.js";
import { CFFFont } from "./cff_font.js";
import { FontRendererFactory } from "./font_renderer.js";
import { GlyfTable } from "./glyf.js";
import { IdentityCMap } from "./cmap.js";
import { OpenTypeFileBuilder } from "./opentype_file_builder.js";
import { readUint32 } from "./core_utils.js";
import { Stream } from "./stream.js";
import { Type1Font } from "./type1_font.js";
const PRIVATE_USE_AREAS = [
  [0xe000, 0xf8ff], 
  [0x100000, 0x10fffd], 
];
const PDF_GLYPH_SPACE_UNITS = 1000;
const EXPORT_DATA_PROPERTIES = [
  "ascent",
  "bbox",
  "black",
  "bold",
  "charProcOperatorList",
  "composite",
  "cssFontInfo",
  "data",
  "defaultVMetrics",