chore(ui-deps): bump @types/node from 24.8.1 to 24.9.1 in /llama_stack/ui (#3912)

Bumps
[@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node)
from 24.8.1 to 24.9.1.
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Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]