Update sqllogictest requirement from 0.21.0 to 0.28.4

Updates the requirements on [sqllogictest](https://github.com/risinglightdb/sqllogictest-rs) to permit the latest version.
- [Release notes](https://github.com/risinglightdb/sqllogictest-rs/releases)
- [Changelog](https://github.com/risinglightdb/sqllogictest-rs/blob/main/CHANGELOG.md)
- [Commits](risinglightdb/sqllogictest-rs@v0.21.0...v0.28.4)

---
updated-dependencies:
- dependency-name: sqllogictest
  dependency-version: 0.28.4
  dependency-type: direct:production
...

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

Author: dependabot[bot]

datafusion/sqllogictest/Cargo.toml

@@ -51,7 +51,7 @@ object_store = { workspace = true }
 postgres-protocol = { version = "0.6.4", optional = true }
 postgres-types = { version = "0.2.4", optional = true }
 rust_decimal = { version = "1.27.0" }
-sqllogictest = "0.21.0"
+sqllogictest = "0.28.4"
 sqlparser = { workspace = true }
 tempfile = { workspace = true }
 thiserror = { workspace = true }