chore(deps): update rust crate cargo_toml to 0.20.2 (#36)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [cargo_toml](https://lib.rs/cargo_toml)
([source](https://gitlab.com/lib.rs/cargo_toml)) | dependencies | patch
| `0.20.1` -> `0.20.2` |

---

### Release Notes

<details>
<summary>lib.rs/cargo_toml (cargo_toml)</summary>

###
[`v0.20.2`](https://gitlab.com/lib.rs/cargo_toml/compare/v0.20.1...v0.20.2)

[Compare
Source](https://gitlab.com/lib.rs/cargo_toml/compare/v0.20.1...v0.20.2)

</details>

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Cargo.toml

@@ -35,7 +35,7 @@ test = false
 [dependencies]
 walkdir = "2.5.0"
 cargo_metadata = "0.18.1"
-cargo_toml = "0.20.1"
+cargo_toml = "0.20.2"
 bpaf = { version = "0.9.11", features = ["derive", "batteries"] }
 proc-macro2 = { version = "1", features = ["span-locations"] }
 syn = { version = "2", features = [