Bump numpy from 0.15.0 to 0.15.1 (#547)

Bumps [numpy](https://github.com/PyO3/rust-numpy) from 0.15.0 to 0.15.1.
- [Release notes](https://github.com/PyO3/rust-numpy/releases)
- [Changelog](https://github.com/PyO3/rust-numpy/blob/main/CHANGELOG.md)
- [Commits](PyO3/rust-numpy@v0.15.0...v0.15.1)

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

Signed-off-by: dependabot[bot] <support@github.com>

Cargo.toml

@@ -22,7 +22,7 @@ crate-type = ["cdylib"]
 ahash = { version = "0.7.6", default-features = false }
 petgraph = "0.6.0"
 fixedbitset = "0.4.1"
-numpy = "0.15.0"
+numpy = "0.15.1"
 rand = "0.8"
 rand_pcg = "0.3"
 rayon = "1.5"