Bump actions/download-artifact from 3 to 4.1.7 in /.github/workflows

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 3 to 4.1.7.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v3...v4.1.7)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-type: direct:production
...

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -69,7 +69,7 @@ jobs:
           environment-file: .github/locks/meta/linux-64/conda.lock
           miniforge-variant: Mambaforge
           use-mamba: true
-      - uses: actions/download-artifact@v3
+      - uses: actions/download-artifact@v4.1.7
         with:
           name: rfjl_${{ github.run_number }}_dist
           path: ./dist
@@ -159,7 +159,7 @@ jobs:
           miniforge-variant: Mambaforge
           use-mamba: true
       - if: always()
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4.1.7
         with:
           name: rfjl_${{ github.run_number }}_dist
           path: ./dist