- Update ``sigs.k8s.io/kustomize` to v5.2.1
- Update `k8s.io` packages to v0.28.4
- Update `sigs.k8s.io/controller-runtime` to v0.16.3 and adapt to breaking changes
- Switch from `sigs.k8s.io/cli-utils` to `github.com/fluxcd/cli-utils`
Signed-off-by: Stefan Prodan <stefan.prodan@gmail.com>