Update Rust crate mimalloc to v0.1.46 (#27964)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [mimalloc](https://redirect.github.com/purpleprotocol/mimalloc_rust) |
dependencies | patch | `0.1.45` -> `0.1.46` |

---

### Release Notes

<details>
<summary>purpleprotocol/mimalloc_rust (mimalloc)</summary>

###
[`v0.1.46`](https://redirect.github.com/purpleprotocol/mimalloc_rust/releases/tag/v0.1.46):
Version 0.1.46

[Compare
Source](https://redirect.github.com/purpleprotocol/mimalloc_rust/compare/v0.1.45...v0.1.46)

##### Changes

-   Fixed musl builds.

</details>

---

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---

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---

Release Notes:

- N/A

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crates/zed/Cargo.toml

@@ -2,7 +2,7 @@
 description = "The fast, collaborative code editor."
 edition.workspace = true
 name = "zed"
-version = "0.183.0"
+version = "0.182.0"
 publish.workspace = true
 license = "GPL-3.0-or-later"
 authors = ["Zed Team <hi@zed.dev>"]