Update polars requirement from ^0.32 to ^0.33

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](https://github.com/pola-rs/polars/commits)

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

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

Cargo.toml

@@ -51,7 +51,7 @@ rayon = "^1"
 criterion = { version = "0.5", features = ["html_reports"] }
 anyhow = "1"
 protobuf = "3"
-polars = { version = "^0.32", features = ["polars-io"] }
+polars = { version = "^0.33", features = ["polars-io"] }
 
 [[bench]]
 harness = false