Update nalgebra requirement from 0.30 to 0.31

Updates the requirements on [nalgebra](https://github.com/dimforge/nalgebra) to permit the latest version.
- [Release notes](https://github.com/dimforge/nalgebra/releases)
- [Changelog](https://github.com/dimforge/nalgebra/blob/dev/CHANGELOG.md)
- [Commits](dimforge/nalgebra@v0.30.0...v0.31.0)

---
updated-dependencies:
- dependency-name: nalgebra
  dependency-type: direct:production
...

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

Cargo.toml

@@ -24,7 +24,7 @@ default = ["serde-serialize"]
 members = ["procedural_macro"]
 
 [dependencies]
-nalgebra = { version = "0.30", features = ["serde-serialize"] }
+nalgebra = { version = "0.31", features = ["serde-serialize"] }
 approx = "0.5.1"
 num-traits = "0.2.14"
 rand = "0.8.5"