Update Rust crate tower-http to 0.5.1

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
tower-http	dependencies	patch	0.5.0 -> 0.5.1

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Release Notes

tower-rs/tower-http (tower-http)

### [`v0.5.1`](https://togithub.com/tower-rs/tower-http/releases/tag/tower-http-0.5.1): v0.5.1 [Compare Source](https://togithub.com/tower-rs/tower-http/compare/tower-http-0.5.0...tower-http-0.5.1) - **fs:** Support files precompressed with `zstd` in `ServeFile` - **trace:** Add default generic parameters for `ResponseBody` and `ResponseFuture` ([#​455]) - **trace:** Add type aliases `HttpMakeClassifier` and `GrpcMakeClassifier` ([#​455]) #### Fixed - **cors:** Keep Vary headers set by the inner service when setting response headers ([#​398]) - **fs:** `ServeDir` now no longer redirects from `/directory` to `/directory/` if `append_index_html_on_directories` is disabled ([#​421]) [#​398]: https://togithub.com/tower-rs/tower-http/pull/398 [#​421]: https://togithub.com/tower-rs/tower-http/pull/421 [#​455]: https://togithub.com/tower-rs/tower-http/pull/455

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