chore(deps): update dependency rust to v1.99.1 (#27813)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [rust](https://redirect.github.com/rust-lang/rust) | patch | `1.99.0`
→ `1.99.1` |

---

### Release Notes

<details>
<summary>rust-lang/rust (rust)</summary>

###
[`v1.99.1`](https://redirect.github.com/rust-lang/rust/blob/HEAD/RELEASES.md#Version-1991-2026-10-15)

[Compare
Source](https://redirect.github.com/rust-lang/rust/compare/1.99.0...1.99.1)

\===========================

<a id="1.99.1"></a>

- [library: fix missing symbol `wcslen` on UEFI and embedded
targets](https://redirect.github.com/rust-lang/rust/issues/163614)
- [rustc: fix miscompilation of FFI `bool` return values on
x86_64](https://redirect.github.com/rust-lang/rust/issues/163911)
- [rust-lld: add the rpath for `libLLVM` on
macOS](https://redirect.github.com/rust-lang/rust/issues/163947)

</details>

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rust-toolchain.toml

@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.99.0"
+channel = "1.99.1"
 profile = "default"