Bump pillow from 9.2.0 to 9.4.0 (#307)

Bumps [pillow](https://github.com/python-pillow/Pillow) from 9.2.0 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](python-pillow/Pillow@9.2.0...9.4.0)

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

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Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements.txt

@@ -1,6 +1,6 @@
 numpy<1.24
 opencv-python==4.7.0.68
-Pillow==9.2.0
+Pillow==9.4.0
 pyfakewebcam==0.1.0
 tensorflow==2.11.0
 tensorflow-estimator==2.11.0