Bumps the go group in /integrations/kube-agent-updater with 2 updates: [k8s.io/api](https://github.com/kubernetes/api) and [sigs.k8s.io/controller-runtime](https://github.com/kubernetes-sigs/controller-runtime).


Updates `k8s.io/api` from 0.28.0 to 0.28.1
- [Commits](kubernetes/api@v0.28.0...v0.28.1)

Updates `sigs.k8s.io/controller-runtime` from 0.15.1 to 0.16.0
- [Release notes](https://github.com/kubernetes-sigs/controller-runtime/releases)
- [Changelog](https://github.com/kubernetes-sigs/controller-runtime/blob/main/RELEASE.md)
- [Commits](kubernetes-sigs/controller-runtime@v0.15.1...v0.16.0)

---
updated-dependencies:
- dependency-name: k8s.io/api
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: go
- dependency-name: sigs.k8s.io/controller-runtime
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: go
...

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