chore(deps): bump rust_decimal from 1.37.2 to 1.38.0 (#167)

Bumps [rust_decimal](https://github.com/paupino/rust-decimal) from 1.37.2 to 1.38.0.
- [Release notes](https://github.com/paupino/rust-decimal/releases)
- [Changelog](https://github.com/paupino/rust-decimal/blob/master/CHANGELOG.md)
- [Commits](paupino/rust-decimal@1.37.2...1.38.0)

---
updated-dependencies:
- dependency-name: rust_decimal
  dependency-version: 1.38.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Cargo.lock

@@ -21,7 +21,7 @@ datafusion = { version = "49", default-features = false }
 futures = "0.3"
 pgwire = { version = "0.32", default-features = false }
 postgres-types = "0.2"
-rust_decimal = { version = "1.37", features = ["db-postgres"] }
+rust_decimal = { version = "1.38", features = ["db-postgres"] }
 tokio = { version = "1", default-features = false }
 
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