Attach (recommended) or Link to PDF file here:
[FormDB2_fr.pdf](https://github.com/mozilla/pdf.js/files/7352426/FormDB2_fr.pdf)

Configuration:
- Web browser and its version: Firefox nightly
- Operating system and its version: linux debian

Steps to reproduce the problem:
1. Open the pdf
2. The image on the top of each pages is missing 

What is the expected behavior? (add screenshot)
![image](https://user-images.githubusercontent.com/5641725/137465500-e8788893-f33d-4532-871d-43b464fa85f4.png)

What went wrong? (add screenshot)
![image](https://user-images.githubusercontent.com/5641725/137465363-f2b35fe4-6776-45e9-b9e4-ccef6d9ad670.png)

if (typeof this[$content] === "string") {
      
      
      const html = valueToHtml(this[$content]).html;
      if (this[$content].includes("\u2029")) {
        
        
        html.name = "div";
        html.children = [];
        this[$content]
          .split("\u2029")
          .map(para =>
            
            
            para.split(/[\u2028\n]/).reduce((acc, line) => {
              acc.push(
                {
                  name: "span",
                  value: line,
                },
                {
                  name: "br",
                }
              );
              return acc;
            }, [])
          )