feat: Support for Kubernetes v1.30 in KEDA v2.14

[tomkerkhove]

Support for Kubernetes v1.30 in KEDA v2.14

Checklist

• [x] I have verified that my change is according to the deprecations & breaking changes policy
• [x] Tests have been added
• [x] Changelog has been updated and is aligned with our changelog requirements
• [x] Commits are signed with Developer Certificate of Origin (DCO - learn more)

Relates to https://github.com/kedacore/keda/issues/5828