Bump pillow from 9.3.0 to 9.4.0

Bumps [pillow](https://github.com/python-pillow/Pillow) from 9.3.0 to 9.4.0.
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/main/CHANGES.rst)
- [Commits](https://github.com/python-pillow/Pillow/compare/9.3.0...9.4.0)

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

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

requirements.txt

@@ -1,7 +1,7 @@
 pymongo==4.3.3
 boto3==1.26.37
 requests==2.28.1
-Pillow==9.3.0
+Pillow==9.4.0
 Flask==2.2.2
 Flask-Cors==3.0.10
 yt-dlp==2022.7.18