chore(deps): update actions/setup-node action to v6 (#592)

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

Author: renovate[bot]

.github/workflows/publish-docs.yml

@@ -28,7 +28,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Setup Node
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           # Use the latest LTS version of Node.js already installed on the runner.
           node-version: latest

.github/workflows/release-please.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v5
       - name: Install node
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version: 22
       - name: Install QEMU static binaries