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

Author: renovate[bot]

.github/actions/node/action.yml

@@ -15,7 +15,7 @@ runs:
           node = "${{ inputs.node-version-override }}"
     - if: ${{ ! inputs.node-version-override }}
       uses: jdx/mise-action@v2
-    - uses: actions/setup-node@v4
+    - uses: actions/setup-node@v6
       with:
         cache: 'npm'
     - run: npm ci