chore(deps): bump pillow from 10.4.0 to 12.1.1

Bumps [pillow](https://github.com/python-pillow/Pillow) from 10.4.0 to 12.1.1.
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/main/CHANGES.rst)
- [Commits](python-pillow/Pillow@10.4.0...12.1.1)

---
updated-dependencies:
- dependency-name: pillow
  dependency-version: 12.1.1
  dependency-type: direct:production
...

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

Author: dependabot[bot]

base-requirements.txt

@@ -8,7 +8,7 @@ Django==5.2.11
 docutils==0.21.2
 Markdown==3.7
 cmarkgfm==2024.11.20
-Pillow==10.4.0
+Pillow==12.1.1
 psycopg2-binary==2.9.9
 python3-openid==3.2.0
 python-decouple==3.8