build(deps): bump actions/setup-node from 5 to 6

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 5 to 6.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](https://github.com/actions/setup-node/compare/v5...v6)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/auto-translate-ui-keys.yml

@@ -39,7 +39,7 @@ jobs:
             OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
 
         - name: Set up Node
-          uses: actions/setup-node@v5
+          uses: actions/setup-node@v6
           with:
             node-version: "20.x"