Bump ndarray-rand from 0.15.0 to 0.16.0

Bumps [ndarray-rand](https://github.com/rust-ndarray/ndarray) from 0.15.0 to 0.16.0.
- [Release notes](https://github.com/rust-ndarray/ndarray/releases)
- [Changelog](https://github.com/rust-ndarray/ndarray/blob/master/RELEASES.md)
- [Commits](rust-ndarray/ndarray@ndarray-rand-0.15.0...ndarray-rand-0.16.0)

---
updated-dependencies:
- dependency-name: ndarray-rand
  dependency-version: 0.16.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Cargo.lock

@@ -32,7 +32,7 @@ linfa = { version = "0.8", default-features = false }
 linfa-linalg = { version = "0.2", default-features = false }
 
 ndarray = { version = "0.16", features = ["rayon", "approx"] }
-ndarray-rand = "0.15"
+ndarray-rand = "0.16"
 ndarray-stats = "0.6"
 ndarray-npy = "0.9"
 statrs = "0.18"