Bump pillow from 7.0.0 to 9.0.0

Bumps [pillow](https://github.com/python-pillow/Pillow) from 7.0.0 to 9.0.0.
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/main/CHANGES.rst)
- [Commits](python-pillow/Pillow@7.0.0...9.0.0)

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

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

requirements.txt

@@ -33,7 +33,7 @@ oauthlib==3.1.0
 opencv-python==4.1.2.30
 opt-einsum==3.1.0
 packaging==20.1
-Pillow==7.0.0
+Pillow==9.0.0
 pluggy==0.13.1
 protobuf==3.11.2
 py==1.8.1