Bump pymupdf from 1.20.2 to 1.22.3

Bumps [pymupdf](https://github.com/pymupdf/pymupdf) from 1.20.2 to 1.22.3.
- [Release notes](https://github.com/pymupdf/pymupdf/releases)
- [Changelog](https://github.com/pymupdf/PyMuPDF/blob/main/changes.txt)
- [Commits](pymupdf/PyMuPDF@1.20.2...1.22.3)

---
updated-dependencies:
- dependency-name: pymupdf
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -40,7 +40,7 @@ python-dateutil==2.8.2
 python-editor==1.0.4
 pytz==2022.1
 pytz-deprecation-shim==0.1.0.post0
-PyMuPDF==1.20.2
+PyMuPDF==1.22.3
 PyYAML==6.0
 requests==2.27.1
 six==1.16.0