Build(deps): Update polars requirement from 0.46.0 to 0.50.0

Updates the requirements on [polars](https://github.com/pola-rs/polars) to permit the latest version.
- [Release notes](https://github.com/pola-rs/polars/releases)
- [Commits](pola-rs/polars@rs-0.46.0...rs-0.50.0)

---
updated-dependencies:
- dependency-name: polars
  dependency-version: 0.50.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Cargo.toml

@@ -6,6 +6,6 @@ edition = "2021"
 [dependencies]
 csv = "1.3.0"
 highs = "1.6.1"
-polars = {version = "0.46.0", features = ["lazy", "csv"]}
+polars = {version = "0.50.0", features = ["lazy", "csv"]}
 serde = {version = "1.0.202", features = ["derive"]}
 toml = "0.8.13"