chore(deps): bump com.microsoft.sqlserver:mssql-jdbc

Bumps [com.microsoft.sqlserver:mssql-jdbc](https://github.com/Microsoft/mssql-jdbc) from 11.2.0.jre11 to 12.8.1.jre11.
- [Release notes](https://github.com/Microsoft/mssql-jdbc/releases)
- [Changelog](https://github.com/microsoft/mssql-jdbc/blob/main/CHANGELOG.md)
- [Commits](https://github.com/Microsoft/mssql-jdbc/commits)

---
updated-dependencies:
- dependency-name: com.microsoft.sqlserver:mssql-jdbc
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

gradle/libs.versions.toml

@@ -3,7 +3,7 @@
 jcv-core = "1.5.0"
 jsonassert = "1.5.3"
 postgres = "42.7.4"
-mssql = "11.2.0.jre11"
+mssql = "12.8.1.jre11"
 mysql = "8.4.0"
 junit = "5.11.0"
 assertj-core = "3.26.3"