Update pillow requirement from <10.2.0 to <10.3.0 in /.github/dependabot

Updates the requirements on [pillow](https://github.com/python-pillow/Pillow) to permit the latest version.
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/main/CHANGES.rst)
- [Commits](python-pillow/Pillow@1.0...10.2.0)

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

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

.github/dependabot/constraints.txt

@@ -6,7 +6,7 @@ msgpack<=1.0.7
 msgpack-numpy==0.4.8
 numpy<1.27.0
 pandas<2.2.0
-Pillow<10.2.0
+Pillow<10.3.0
 psutil==5.9.7
 pyparsing==3.1.1
 python-dateutil==2.8.2