Bump actions/upload-artifact from 6 to 7 (#38)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/release.yaml

@@ -25,7 +25,7 @@ jobs:
       - name: Build package
         run: uv build --python 3.14 --python-preference only-managed --sdist --wheel . --out-dir dist
       - name: Store the distribution packages
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: ${{ env.dists-artifact-name }}
           path: dist/*