Bump mimalloc from 0.1.47 to 0.1.48 in /light-curve

Bumps [mimalloc](https://github.com/purpleprotocol/mimalloc_rust) from 0.1.47 to 0.1.48.
- [Release notes](https://github.com/purpleprotocol/mimalloc_rust/releases)
- [Commits](purpleprotocol/mimalloc_rust@v0.1.47...v0.1.48)

---
updated-dependencies:
- dependency-name: mimalloc
  dependency-version: 0.1.48
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

light-curve/Cargo.lock

@@ -40,7 +40,7 @@ enum-iterator = "2.1.0"
 enumflags2 = { version = "0.7.12", features = ["serde"] }
 itertools = "0.14.0"
 macro_const = "0.1.0"
-mimalloc = { version = "0.1.47", features = [
+mimalloc = { version = "0.1.48", features = [
     "local_dynamic_tls",
 ], optional = true }
 ndarray = { version = "0.16.1", features = ["rayon"] }