chore(deps): Bump actions/download-artifact from 6 to 7

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

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

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

Author: dependabot[bot]

.github/workflows/python.yml

@@ -283,7 +283,7 @@ jobs:
     steps:
       - name: fetch test artifacts
         # see https://github.com/actions/download-artifact
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           pattern: '${{ env.TESTS_REPORTS_ARTIFACT }}_bnt_*'
           merge-multiple: true

.github/workflows/release.yml

@@ -229,7 +229,7 @@ jobs:
           mkdir "$DIST_DIR"
       - name: Fetch python dist artifact
         # see https://github.com/actions/download-artifact
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: ${{ env.DIST_ARTIFACT }}
           path: ${{ env.DIST_DIR }}/