Bumps [deps/zstd](https://github.com/facebook/zstd) from `f349d18` to `8689633`.
- [Release notes](https://github.com/facebook/zstd/releases)
- [Commits](f349d18776...8689633fdf
)
---
updated-dependencies:
- dependency-name: deps/zstd
dependency-type: direct:production
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