build(deps): bump github.com/onsi/ginkgo/v2 from 2.28.0 to 2.28.1

Bumps [github.com/onsi/ginkgo/v2](https://github.com/onsi/ginkgo) from 2.28.0 to 2.28.1.
- [Release notes](https://github.com/onsi/ginkgo/releases)
- [Changelog](https://github.com/onsi/ginkgo/blob/master/CHANGELOG.md)
- [Commits](https://github.com/onsi/ginkgo/compare/v2.28.0...v2.28.1)

---
updated-dependencies:
- dependency-name: github.com/onsi/ginkgo/v2
  dependency-version: 2.28.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

go.mod

@@ -60,7 +60,7 @@ require (
 	github.com/oklog/run v1.2.0
 	github.com/olekukonko/tablewriter v1.1.3
 	github.com/onsi/ginkgo v1.16.5
-	github.com/onsi/ginkgo/v2 v2.28.0
+	github.com/onsi/ginkgo/v2 v2.28.1
 	github.com/onsi/gomega v1.39.1
 	github.com/open-policy-agent/opa v1.13.1
 	github.com/opencloud-eu/icap-client v0.0.0-20250930132611-28a2afe62d89