chore(deps): update bigdecimal requirement from =0.4.1 to =0.4.3

Updates the requirements on [bigdecimal](https://github.com/akubera/bigdecimal-rs) to permit the latest version.
- [Release notes](https://github.com/akubera/bigdecimal-rs/releases)
- [Commits](akubera/bigdecimal-rs@v0.4.1...v0.4.1)

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

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

Cargo.toml

@@ -68,7 +68,7 @@ arrow-ord = { version = "51.0.0", default-features = false }
 arrow-schema = { version = "51.0.0", default-features = false }
 arrow-string = { version = "51.0.0", default-features = false }
 async-trait = "0.1.73"
-bigdecimal = "=0.4.1"
+bigdecimal = "=0.4.3"
 bytes = "1.4"
 chrono = { version = "0.4.34", default-features = false }
 ctor = "0.2.0"