Bump pillow from 10.2.0 to 10.3.0 in /utils/plot_json_export

Bumps [pillow](https://github.com/python-pillow/Pillow) from 10.2.0 to 10.3.0.
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/main/CHANGES.rst)
- [Commits](python-pillow/Pillow@10.2.0...10.3.0)

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

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

utils/plot_json_export/requirements.txt

@@ -6,7 +6,7 @@ matplotlib==3.7.2
 numpy==1.25.2
 orjson==3.9.15
 packaging==23.1
-Pillow==10.2.0
+Pillow==10.3.0
 pyparsing==3.0.9
 python-dateutil==2.8.2
 six==1.16.0