chore(deps): update github artifact actions

Author: renovate[bot]

.github/workflows/ci-cd.yml

@@ -30,7 +30,7 @@ jobs:
         run: |
           uv run mkdocs build --strict
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: build
           path: dist
@@ -53,7 +53,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v6
       - name: Download build artifacts
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: build
           path: dist