[skip-ci] Update GitHub Artifact Actions

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/release.yml

@@ -77,7 +77,7 @@ jobs:
       run: |
           make vendor-tarball
     - name: Upload to Actions as artifact
-      uses: actions/upload-artifact@v5
+      uses: actions/upload-artifact@v6
       with:
         name: release-artifacts
         path: vendor-tarball
@@ -112,7 +112,7 @@ jobs:
     - name: Display release notes
       run: cat $VERSION-release-notes.md
     - name: Download all artifacts
-      uses: actions/download-artifact@v6
+      uses: actions/download-artifact@v7
       with:
           path: release-artifacts
     - name: Create release