Bump actions/download-artifact from 7 to 8 (#70)

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

@@ -57,7 +57,7 @@ jobs:
     - name: Install cargo binstall
       uses: cargo-bins/cargo-binstall@main
     - name: Download artifacts.tar
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: artifacts.tar
     - name: Extract artifacts
@@ -92,13 +92,13 @@ jobs:
       id: get_version
       run: echo ::set-output name=VERSION::${GITHUB_REF/refs\/tags\//}
     - name: Download artifacts.tar
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         name: artifacts.tar
     - name: Extract artifacts
       run: tar -xvf artifacts.tar -C lib
     - name: Download CLIs
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@v8
       with:
         pattern: static-config-*
         path: ./lib/