Attach (recommended) or Link to PDF file here:
[Scan-to-Mail-PDF1_(1).pdf](https://github.com/mozilla/pdf.js/files/6876708/Scan-to-Mail-PDF1_.1.pdf)

Configuration:
- Web browser and its version: Firefox Developer 91.0b7 (64-Bit)
- Operating system and its version: Windows 10 (21H1)
- PDF.js version: 2.10.339 (also tested with the online demo, Version 2.11.5)
- Is a browser extension:

Steps to reproduce the problem:
1. Open the attached pdf
2. Scroll to page 3

What is the expected behavior? (add screenshot)
![image](https://user-images.githubusercontent.com/7944797/126957487-cc7a2d19-adfb-42e4-9809-74e1a7a85048.png)

What went wrong? (add screenshot)
![image](https://user-images.githubusercontent.com/7944797/126957351-29aebb4d-eadd-4273-b69d-530b9060c12c.png)




this._readyCapability.resolve();
  }
  requestDataRange(begin, end) {
    unreachable("Abstract method PDFDataRangeTransport.requestDataRange");
  }
  abort() {}
}
/**
 * Proxy to a `PDFDocument` in the worker thread.
 */
class PDFDocumentProxy {
  constructor(pdfInfo, transport) {
    this._pdfInfo = pdfInfo;
    this._transport = transport;
    if (typeof PDFJSDev === "undefined" || PDFJSDev.test("GENERIC")) {
      Object.defineProperty(this, "fingerprint", {
        get() {
          deprecated(
            "`PDFDocumentProxy.fingerprint`, " +
              "please use `PDFDocumentProxy.fingerprints` instead."
          );
          return this.fingerprints[0];
        },
      });
    }
  }
  /**
   * @type {AnnotationStorage} Storage for annotation data in forms.
   */
  get annotationStorage() {