Bump pillow from 11.1.0 to 12.1.1 (#143)

Bumps [pillow](https://github.com/python-pillow/Pillow) from 11.1.0 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@11.1.0...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>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Ishaan Mittal <ishaanmittal123@gmail.com>

Author: dependabot[bot]

requirements.txt

@@ -6,7 +6,7 @@ django_import_export==3.2.0
 djangorestframework==3.15.2
 drf_yasg==1.21.7
 pandas==2.2.3
-Pillow==11.1.0
+Pillow==12.1.1
 qrcode==8.0
 Requests==2.32.4
 sentry_sdk==2.20.0