Update Rust crate serde to 1.0.199

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
serde (source)	dependencies	patch	1.0.198 -> 1.0.199

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Release Notes

serde-rs/serde (serde)

### [`v1.0.199`](https://togithub.com/serde-rs/serde/releases/tag/v1.0.199) [Compare Source](https://togithub.com/serde-rs/serde/compare/v1.0.198...v1.0.199) - Fix ambiguous associated item when `forward_to_deserialize_any!` is used on an enum with `Error` variant ([#​2732](https://togithub.com/serde-rs/serde/issues/2732), thanks [@​aatifsyed](https://togithub.com/aatifsyed))

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