chore(deps): bump actions/upload-artifact from 6 to 7

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 6 to 7.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v6...v7)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/python.yml

@@ -93,7 +93,7 @@ jobs:
         run: uv build
 
       - name: Upload artifacts
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: dist-${{ matrix.package }}
           path: src/${{ matrix.package }}/dist/

.github/workflows/release.yml

@@ -41,7 +41,7 @@ jobs:
           cat RELEASE_NOTES.md
 
       - name: Release notes
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: release-notes
           path: RELEASE_NOTES.md