v1.28.7 release

What's Changed

• [release-1.28] test: fix goveralls by @k8s-infra-cherrypick-robot in #2182
• [release-1.28] chore: respect RetryAfter in throttling condition by @k8s-infra-cherrypick-robot in #2189
• [release-1.28] fix: CVE-2024-24786 by @andyzhangx in #2228
• [release-1.28] feat: use new restricted liveness probe endpoint by @andyzhangx in #2261
• [release-1.28] fix: cache GetVolumeStats on Windows node by @andyzhangx in #2276
• doc: cut v1.28.7 release by @andyzhangx in #2278

Full Changelog: v1.28.6...v1.28.7