fix(deps): update kubernetes packages to v0.30.3

[gardener-ci-robot]

This PR contains the following updates:

Package	Type	Update	Change	OpenSSF
k8s.io/api	require	patch	v0.30.2 -> v0.30.3
k8s.io/apiextensions-apiserver	require	patch	v0.30.2 -> v0.30.3
k8s.io/apimachinery	require	patch	v0.30.2 -> v0.30.3
k8s.io/client-go	require	patch	v0.30.2 -> v0.30.3
k8s.io/code-generator	require	patch	v0.30.2 -> v0.30.3

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Release Notes

kubernetes/api (k8s.io/api)

### [`v0.30.3`](https://togithub.com/kubernetes/api/compare/v0.30.2...v0.30.3) [Compare Source](https://togithub.com/kubernetes/api/compare/v0.30.2...v0.30.3)

kubernetes/apiextensions-apiserver (k8s.io/apiextensions-apiserver)

### [`v0.30.3`](https://togithub.com/kubernetes/apiextensions-apiserver/compare/v0.30.2...v0.30.3) [Compare Source](https://togithub.com/kubernetes/apiextensions-apiserver/compare/v0.30.2...v0.30.3)

kubernetes/apimachinery (k8s.io/apimachinery)

### [`v0.30.3`](https://togithub.com/kubernetes/apimachinery/compare/v0.30.2...v0.30.3) [Compare Source](https://togithub.com/kubernetes/apimachinery/compare/v0.30.2...v0.30.3)

kubernetes/client-go (k8s.io/client-go)

### [`v0.30.3`](https://togithub.com/kubernetes/client-go/compare/v0.30.2...v0.30.3) [Compare Source](https://togithub.com/kubernetes/client-go/compare/v0.30.2...v0.30.3)

kubernetes/code-generator (k8s.io/code-generator)

### [`v0.30.3`](https://togithub.com/kubernetes/code-generator/compare/v0.30.2...v0.30.3) [Compare Source](https://togithub.com/kubernetes/code-generator/compare/v0.30.2...v0.30.3)

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This PR has been generated by Renovate Bot.

[gardener-ci-robot]

ℹ Artifact update notice

File name: go.mod

In order to perform the update(s) described in the table above, Renovate ran the go get command, which resulted in the following additional change(s):

• 2 additional dependencies were updated

Details:

Package	Change
k8s.io/apiserver	v0.30.2 -> v0.30.3
k8s.io/component-base	v0.30.2 -> v0.30.3

File name: controller-utils/go.mod

In order to perform the update(s) described in the table above, Renovate ran the go get command, which resulted in the following additional change(s):

• 1 additional dependency was updated

Details:

Package	Change
k8s.io/utils	v0.0.0-20240502163921-fe8a2dddb1d0 -> v0.0.0-20240711033017-18e509b52bc8

[gardener-robot]

@gardener-ci-robot Thank you for your contribution.