v1.31.8 release

What's Changed

• [release-1.31] test: fix CVE-2025-22871 in trivy action by @k8s-infra-cherrypick-robot in #3007
• [release-1.31] cleanup: remove DisableUpdateCache flag by @k8s-infra-cherrypick-robot in #3016
• [release-1.31] cleanup: add one log for dangling volume issue by @k8s-infra-cherrypick-robot in #3026
• [release-1.31] fix: CVE-2025-22872 by @andyzhangx in #3030
• [release-1.31] fix: incorrect disk num discovery on Windows 2019 node by @k8s-infra-cherrypick-robot in #3041
• doc: cut v1.31.8 release by @andyzhangx in #3042

Full Changelog: v1.31.7...v1.31.8