chore(deps): bump gorm.io/driver/postgres from 1.4.6 to 1.4.7 in /tests

Bumps [gorm.io/driver/postgres](https://github.com/go-gorm/postgres) from 1.4.6 to 1.4.7.
- [Release notes](https://github.com/go-gorm/postgres/releases)
- [Commits](https://github.com/go-gorm/postgres/compare/v1.4.6...v1.4.7)

---
updated-dependencies:
- dependency-name: gorm.io/driver/postgres
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

tests/go.mod

@@ -9,7 +9,7 @@ require (
 	github.com/mattn/go-sqlite3 v1.14.16 // indirect
 	golang.org/x/crypto v0.5.0 // indirect
 	gorm.io/driver/mysql v1.4.6
-	gorm.io/driver/postgres v1.4.6
+	gorm.io/driver/postgres v1.4.7
 	gorm.io/driver/sqlite v1.4.4
 	gorm.io/driver/sqlserver v1.4.2
 	gorm.io/gorm v1.24.5