Update Rust crate async-trait to 0.1.59 (#1661)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [async-trait](https://github.com/dtolnay/async-trait) | dependencies | patch | `0.1.58` -> `0.1.59` |

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### Release Notes

<details>
<summary>dtolnay/async-trait</summary>

### [`v0.1.59`](https://github.com/dtolnay/async-trait/releases/tag/0.1.59)

[Compare Source](dtolnay/async-trait@0.1.58...0.1.59)

-   Support `self: Arc<Self>` async methods that have a default implementation provided by the trait ([#&#8203;210](dtolnay/async-trait#210))

</details>

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Reviewed-on: https://codeberg.org/Calciumdibromid/CaBr2/pulls/1661
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crates/load_save/Cargo.toml

@@ -10,7 +10,7 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-async-trait = "0.1.58"
+async-trait = "0.1.59"
 chrono = { version = "0.4.23", optional = true }
 config = { path = "../config/", optional = true }
 error-ser = { path = "../error-ser" }

crates/search/Cargo.toml

@@ -10,7 +10,7 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-async-trait = "0.1.58"
+async-trait = "0.1.59"
 cfg-if = "1.0.0"
 chrono = "0.4.23"
 env_logger = { version = "0.10.0", optional = true }