Bump actions/download-artifact from 2 to 4.1.7 in /.github/workflows

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 2 to 4.1.7.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v2...v4.1.7)

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

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

.github/workflows/ci.yaml

@@ -207,7 +207,7 @@ jobs:
           name: rpm-package
           path: packaging/iofog-agent/iofog-agent-${{ steps.sub.outputs.result }}-1.noarch.rpm
 
-      - uses: actions/download-artifact@v2
+      - uses: actions/download-artifact@v4.1.7
         with:
           name: deb-package
 
@@ -220,7 +220,7 @@ jobs:
           PACKAGECLOUD-DISTRIB: any/any
           PACKAGECLOUD-TOKEN: ${{ secrets.packagecloud_token }}
 
-      - uses: actions/download-artifact@v2
+      - uses: actions/download-artifact@v4.1.7
         with:
           name: rpm-package