Bump actions/download-artifact from 7 to 8 (#71)

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 7 to 8.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v7...v8)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-version: '8'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/ci.yaml

@@ -78,7 +78,7 @@ jobs:
       - uses: actions/setup-python@v6
         with:
           python-version: '3.11'
-      - uses: actions/download-artifact@v7
+      - uses: actions/download-artifact@v8
         with:
           name: recipe_list
           path: ../workflow_artifacts/
@@ -100,7 +100,7 @@ jobs:
     if: ${{ github.ref == 'refs/heads/main' && github.event_name == 'push' && github.repository_owner == 'modem7' }}
     steps:
     - uses: actions/checkout@v6
-    - uses: actions/download-artifact@v7
+    - uses: actions/download-artifact@v8
       with:
         name: wheelhouse
         path: wheels
@@ -120,7 +120,7 @@ jobs:
     # if: ${{ github.ref == 'refs/heads/main' && github.event_name == 'push' && github.repository_owner == 'galaxyproject' }}
     # runs-on: ubuntu-latest
     # steps:
-      # - uses: actions/download-artifact@v7
+      # - uses: actions/download-artifact@v8
         # with:
           # name: wheelhouse
           # path: wheelhouse/