Update Rust crate axum to 0.7.4

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
axum	dependencies	patch	0.7.3 -> 0.7.4

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Release Notes

tokio-rs/axum (axum)

### [`v0.7.4`](https://togithub.com/tokio-rs/axum/releases/tag/axum-v0.7.4): axum - v0.7.4 [Compare Source](https://togithub.com/tokio-rs/axum/compare/axum-v0.7.3...axum-v0.7.4) - **fixed:** Fix performance regression present since axum 0.7.0 ([#​2483]) - **fixed:** Improve `debug_handler` on tuple response types ([#​2201]) - **added:** Add `must_use` attribute to `Serve` and `WithGracefulShutdown` ([#​2484]) - **added:** Re-export `axum_core::body::BodyDataStream` from axum [#​2201]: https://togithub.com/tokio-rs/axum/pull/2201 [#​2483]: https://togithub.com/tokio-rs/axum/pull/2483 [#​2201]: https://togithub.com/tokio-rs/axum/pull/2201 [#​2484]: https://togithub.com/tokio-rs/axum/pull/2484

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