chore(deps): bump actions/setup-node from 5 to 6 (#35633)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/embedded-sdk-test.yml

@@ -19,7 +19,7 @@ jobs:
         working-directory: superset-embedded-sdk
     steps:
       - uses: actions/checkout@v6
-      - uses: actions/setup-node@v5
+      - uses: actions/setup-node@v6
         with:
           node-version-file: './superset-embedded-sdk/.nvmrc'
           registry-url: 'https://registry.npmjs.org'