Attach (recommended) or Link to PDF file here:
[arcs.pdf](https://github.com/mozilla/pdf.js/files/7610486/arcs.pdf)

Configuration:
- Web browser and its version: 96.0a1 (2021-11-26) (64-bit)
- Operating system and its version: Windows 10
- PDF.js version:
- Is a browser extension:

Steps to reproduce the problem:
1. Open PDF

What is the expected behavior? (add screenshot)
Arcs are drawn correctly, and can render on top of each other
![image](https://user-images.githubusercontent.com/7104454/143624981-1a45c37a-bc30-4b64-893a-684da9cdfe3b.png)

What went wrong? (add screenshot)
![image](https://user-images.githubusercontent.com/7104454/143624965-5506df08-3510-4e60-908f-d64499050660.png)

Link to a viewer (if hosted on a site other than mozilla.github.io/pdf.js or as Firefox/Chrome extension):

let parent = this[$getParent]();
    while (!(parent instanceof Subform)) {
      parent = parent[$getParent]();
    }
    return parent;
  }
  [$isBindable]() {
    return true;
  }
}
class SubjectDN extends ContentObject {
  constructor(attributes) {
    super(TEMPLATE_NS_ID, "subjectDN");
    this.delimiter = attributes.delimiter || ",";
    this.id = attributes.id || "";
    this.name = attributes.name || "";
    this.use = attributes.use || "";
    this.usehref = attributes.usehref || "";
  }
  [$finalize]() {
    this[$content] = new Map(
      this[$content].split(this.delimiter).map(kv => {
        kv = kv.split("=", 2);
        kv[0] = kv[0].trim();
        return kv;
      })
    );
  }
}
class SubjectDNs extends XFAObject {