Build(deps): Update toml requirement from 0.8.13 to 0.9.6

Updates the requirements on [toml](https://github.com/toml-rs/toml) to permit the latest version.
- [Commits](toml-rs/toml@toml-v0.8.13...toml-v0.9.6)

---
updated-dependencies:
- dependency-name: toml
  dependency-version: 0.9.6
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Cargo.toml

@@ -8,4 +8,4 @@ csv = "1.3.0"
 highs = "1.6.1"
 polars = {version = "0.46.0", features = ["lazy", "csv"]}
 serde = {version = "1.0.202", features = ["derive"]}
-toml = "0.8.13"
+toml = "0.9.6"