build(deps): update rust to v1.84.1

This MR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [rust](https://github.com/rust-lang/rust) | patch | `1.84.0` -> `1.84.1` |

MR created with the help of [el-capitano/tools/renovate-bot](https://gitlab.com/el-capitano/tools/renovate-bot).

**Proposed changes to behavior should be submitted there as MRs.**

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### Release Notes

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

### [`v1.84.1`](https://github.com/rust-lang/rust/blob/HEAD/RELEASES.md#Version-1841-2025-01-30)

[Compare Source](rust-lang/rust@1.84.0...1.84.1)

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

<a id="1.84.1"></a>

-   [Fix ICE 132920 in duplicate-crate diagnostics.](rust-lang/rust#133304)
-   [Fix errors for overlapping impls in incremental rebuilds.](rust-lang/rust#133828)
-   [Fix slow compilation related to the next-generation trait solver.](rust-lang/rust#135618)
-   [Fix debuginfo when LLVM's location discriminator value limit is exceeded.](rust-lang/rust#135643)
-   Fixes for building Rust from source:
    -   [Only try to distribute `llvm-objcopy` if llvm tools are enabled.](rust-lang/rust#134240)
    -   [Add Profile Override for Non-Git Sources.](rust-lang/rust#135433)
    -   [Resolve symlinks of LLVM tool binaries before copying them.](rust-lang/rust#135585)
    -   [Make it possible to use ci-rustc on tarball sources.](rust-lang/rust#135722)

</details>

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### Configuration

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Author: ECG Bot

chezmoi/dot_config/mise/config.toml

@@ -9,7 +9,7 @@ python = "3.13.1"
 pre-commit = "latest"
 protoc = "latest"
 rclone = "1.69.0"
-rust = "1.84.0"
+rust = "1.84.1"
 slsa-verifier = "2.6.0"
 terraform-docs = "latest"
 usage = "2.0.3"