Introduction date: July 7, 2023
Introduction PR: https://github.com/mozilla/pdf.js/commit/5c5f9af803187d616703c19987eca5d7d39d9420 (/cc @calixteman)
Type: intermittent (sometimes it works, indicating a possible timing/waiting issue)
OS: Windows
Logs: http://54.193.163.58:8877/86bd72072bc402b/output.txt
Traceback:

```
Failures:
1) FreeText Editor FreeText (edit existing in double clicking on it) must move an annotation
  Message:
[31m    In firefox: Expected '' to equal 'pdfjs_internal_editor_0-editor'.[0m
  Stack:
        at <Jasmine>
        at C:\pdfjs\botio-files-pdfjs\private\86bd72072bc402b\test\integration\freetext_editor_spec.js:1187:14
        at process.processTicksAndRejections (node:internal/process/task_queues:95:5)
        at async Promise.all (index 0)
        at async UserContext.<anonymous> (C:\pdfjs\botio-files-pdfjs\private\86bd72072bc402b\test\integration\freetext_editor_spec.js:1176:7)
  Message:
[31m    In firefox: Expected 'inherit' to equal 'true'.[0m
  Stack:
        at <Jasmine>
        at C:\pdfjs\botio-files-pdfjs\private\86bd72072bc402b\test\integration\freetext_editor_spec.js:1188:61
        at process.processTicksAndRejections (node:internal/process/task_queues:95:5)
        at async Promise.all (index 0)
        at async UserContext.<anonymous> (C:\pdfjs\botio-files-pdfjs\private\86bd72072bc402b\test\integration\freetext_editor_spec.js:1176:7)
```
const [page1X, , page2X] = await getFirstSerialized(
            page,
            x => x.rect
          );
          const pageWidth = page2X - page1X;
          for (let i = 0; i < 5; i++) {
            await page.keyboard.press("ArrowRight");
            await page.waitForTimeout(1);
          }
          await page.waitForTimeout(10);
          const [new1X, , new2X] = await getFirstSerialized(page, x => x.rect);
          const newWidth = new2X - new1X;
          expect(Math.round(new1X))
            .withContext(`In ${browserName}`)
            .not.toEqual(Math.round(page1X + 5));
          expect(newWidth)
            .withContext(`In ${browserName}`)
            .not.toEqual(pageWidth);
        })
      );
    });
    it("must check the position of an empty freetext", async () => {
      await Promise.all(
        pages.map(async ([browserName, page]) => {
          await clearAll(page);
          const rect = await page.$eval(".annotationEditorLayer", el => {
            const { x, y } = el.getBoundingClientRect();
            return { x, y };
          });
          const data = "Hello PDF.js World !!";