Bump pillow from 11.2.0 to 11.2.1 in /Browser

Bumps [pillow](https://github.com/python-pillow/Pillow) from 11.2.0 to 11.2.1.
- [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/commits/11.2.1)

---
updated-dependencies:
- dependency-name: pillow
  dependency-version: 11.2.1
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Browser/dev-requirements.txt

@@ -11,7 +11,7 @@ robotstatuschecker >= 4.1.1
 rellu >= 0.7
 approvaltests == 14.5.0
 pytest-mock==3.14.0
-Pillow==11.2.0
+Pillow==11.2.1
 # Required for injecting google analytics tags on release
 beautifulsoup4 >= 4.12.2
 psutil >= 5.9.4