chore(deps): update actions/setup-node action to v4 (#44)

Co-authored-by: homarr-renovate[bot] <158783068+homarr-renovate[bot]@users.noreply.github.com>

.github/workflows/docker-image.yml

@@ -36,7 +36,7 @@ jobs:
         with:
           version: 8
       - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
           cache: 'pnpm'