chore(deps): Bump pillow from 12.2.0 to 12.3.0

Bumps [pillow](https://github.com/python-pillow/Pillow) from 12.2.0 to 12.3.0.
- [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/compare/12.2.0...12.3.0)

---
updated-dependencies:
- dependency-name: pillow
  dependency-version: 12.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/ci.yml

@@ -43,7 +43,7 @@ jobs:
           pytest test/backtesting/ -v --tb=short
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v7
+        uses: codecov/codecov-action@v6
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           fail_ci_if_error: false

constraints/3.10.txt

@@ -1,5 +1,5 @@
 azure-identity==1.25.3
 dill==0.4.1
-pillow==12.2.0
+pillow==12.3.0
 psutil==6.1.1
 scipy==1.15.3

constraints/3.11.txt

@@ -1,5 +1,5 @@
 azure-identity==1.25.3
 dill==0.4.1
-pillow==12.2.0
+pillow==12.3.0
 psutil==6.1.1
 scipy==1.15.3