Bump pillow from 8.0.1 to 9.3.0 in /cutout/worker

Bumps [pillow](https://github.com/python-pillow/Pillow) from 8.0.1 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@8.0.1...9.3.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

cutout/worker/requirements.txt

@@ -3,7 +3,7 @@ pyyaml == 5.3.1
 rpdb == 0.1.6
 requests == 2.24.0
 numpy == 1.24.1
-Pillow == 8.0.1
+Pillow == 9.3.0
 astropy == 5.2.1
 mpi4py == 3.0.3
 fitsio == 1.0.5