Update Rust crate mimalloc to v0.1.48 (#20187)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [mimalloc](https://redirect.github.com/purpleprotocol/mimalloc_rust) |
workspace.dependencies | patch | `0.1.47` -> `0.1.48` |

---

> [!WARNING]
> Some dependencies could not be looked up. Check the Dependency
Dashboard for more information.

---

### Release Notes

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

###
[`v0.1.48`](https://redirect.github.com/purpleprotocol/mimalloc_rust/releases/tag/v0.1.48):
Version 0.1.48

[Compare
Source](https://redirect.github.com/purpleprotocol/mimalloc_rust/compare/v0.1.47...v0.1.48)

##### Changes

- Mimalloc `v3` feature flag. (credits
[@&#8203;gschulze](https://redirect.github.com/gschulze)).

</details>

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Cargo.lock

@@ -1795,9 +1795,9 @@ dependencies = [
 
 [[package]]
 name = "libmimalloc-sys"
-version = "0.1.43"
+version = "0.1.44"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bf88cd67e9de251c1781dbe2f641a1a3ad66eaae831b8a2c38fbdc5ddae16d4d"
+checksum = "667f4fec20f29dfc6bc7357c582d91796c169ad7e2fce709468aefeb2c099870"
 dependencies = [
  "cc",
  "libc",
@@ -1949,9 +1949,9 @@ dependencies = [
 
 [[package]]
 name = "mimalloc"
-version = "0.1.47"
+version = "0.1.48"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1791cbe101e95af5764f06f20f6760521f7158f69dbf9d6baf941ee1bf6bc40"
+checksum = "e1ee66a4b64c74f4ef288bcbb9192ad9c3feaad75193129ac8509af543894fd8"
 dependencies = [
  "libmimalloc-sys",
 ]