Bump pillow from 8.4.0 to 9.3.0

Bumps [pillow](https://github.com/python-pillow/Pillow) from 8.4.0 to 9.3.0.
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/main/CHANGES.rst)
- [Commits](python-pillow/Pillow@8.4.0...9.3.0)

---
updated-dependencies:
- dependency-name: pillow
  dependency-type: direct:production
...

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

requirements.txt

@@ -1,7 +1,7 @@
 numpy==1.19.5
 scipy==1.5.4
 scikit-learn==0.24.2
-Pillow==8.4.0
+Pillow==9.3.0
 torch==1.10.2
 torchvision==0.11.2
 torch_scatter==2.0.9