Upgrade k8s.io/* to v0.28, sigs.k8s.io/controller-runtime to v0.16

[acumino]

How to categorize this PR?

/area open-source
/kind enhancement

What this PR does / why we need it:
This PR vendor k8s.io/*@v0.28.2, sigs.k8s.io/controller-runtime@v0.16.2 and sigs.k8s.io/controller-tools@v0.13.0 and adapts to the breaking / most notable changes

Which issue(s) this PR fixes:
Part of #8382

Special notes for your reviewer:
In draft for -

• patch release of controller-runtime
• depending on Enhance fallback client #8447

Release note:

The following golang dependencies have been upgraded, please consult the upstream release notes and [this issue](https://github.com/gardener/gardener/issues/8382) for guidance on upgrading your golang dependencies when vendoring this gardener version:
- `k8s.io/*` to `v0.28.2`
- `sigs.k8s.io/controller-runtime` to `v0.16.2`
- `sigs.k8s.io/controller-tools` to `v0.13.0`

`leader-election-resource-lock` flag is dropped and the leader-election resource-lock is hard coded to leases.

[gardener-prow]

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
You can still manually trigger a test run with /test all

[shafeeqes]

Please also update

gardener/hack/prepare-envtest.sh

Line 21 in 00365d6

ENVTEST_K8S_VERSION=${ENVTEST_K8S_VERSION:-"1.27"}

and the version in integration tests like

gardener/test/integration/resourcemanager/garbagecollector/garbagecollector_suite_test.go

Line 126 in 638a8a8

TargetKubernetesVersion: semver.MustParse("1.27.0"),

[shafeeqes]

v0.16.2 also contains kubernetes-sigs/controller-runtime#2472, I have not checked in detail, but from kubernetes-sigs/controller-runtime#2425 (comment), it seems like it fixes what kubernetes-sigs/controller-runtime#2425 was trying to.

[acumino]

Please also update

gardener/hack/prepare-envtest.sh

Line 21 in 00365d6

ENVTEST_K8S_VERSION=${ENVTEST_K8S_VERSION:-"1.27"}

and the version in integration tests like

gardener/test/integration/resourcemanager/garbagecollector/garbagecollector_suite_test.go

Line 126 in 638a8a8

TargetKubernetesVersion: semver.MustParse("1.27.0"),

It can only be done once 1.28 is support is available.

v0.16.2 also contains kubernetes-sigs/controller-runtime#2472, I have not checked in detail, but from kubernetes-sigs/controller-runtime#2425 (comment), it seems like it fixes what kubernetes-sigs/controller-runtime#2425 was trying to.

I will check for it separately(separate PR).

[acumino]

/retest

[acumino]

/hold
Something wrong is going on with GitHub changes pushed to the branch is not getting reflected in PR.

[gardener-prow]

@acumino: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-gardener-apidiff	21e1b1c	link	false	/test pull-gardener-apidiff

Full PR test history. Your PR dashboard. Command help for this repository.
Please help us cut down on flakes by linking this test failure to an open flake report or filing a new flake report if you can't find an existing one. Also see our testing guideline for how to avoid and hunt flakes.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository. I understand the commands that are listed here.

[acumino]

/unhold

[shafeeqes]

/lgtm

[gardener-prow]

LGTM label has been added.

Git tree hash: b57b14f12fb36bb1dc16f16d84009c309d7582b6