Bump mimalloc from 0.1.30 to 0.1.31 (rust-lang#519)

Bumps [mimalloc](https://github.com/purpleprotocol/mimalloc_rust) from 0.1.30 to 0.1.31.
- [Release notes](https://github.com/purpleprotocol/mimalloc_rust/releases)
- [Commits](purpleprotocol/mimalloc_rust@v0.1.30...v0.1.31)

---
updated-dependencies:
- dependency-name: mimalloc
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Cargo.lock

@@ -28,7 +28,7 @@ crates_io_api = { version = "0.8.1", default-features = false }
 dirs = "4.0.0"
 log = "0.4.17"
 miette = "5.4.1"
-mimalloc = { version = "0.1.30", default-features = false, optional = true }
+mimalloc = { version = "0.1.31", default-features = false, optional = true }
 semver = "1.0.14"
 simplelog = "0.12.0"
 tempfile = "3.3.0"