Bump pillow in /modules/video/multiple_object_tracking/fairmot_dla34

Bumps [pillow](https://github.com/python-pillow/Pillow) from 7.1.2 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](https://github.com/python-pillow/Pillow/compare/7.1.2...9.3.0)

---
updated-dependencies:
- dependency-name: pillow
  dependency-type: direct:production
...
Signed-off-by: Ndependabot[bot] <support@github.com>

modules/video/multiple_object_tracking/fairmot_dla34/requirements.txt

@@ -2,4 +2,4 @@ cython
 paddledet >= 2.2.0
 opencv-python
 imageio
-pillow==7.1.2
+pillow==9.3.0