CLEANSTART-2026-YP48558 Security fixes in k8s-sidecar 2.3.0-r0

Package k8s-sidecar version 2.3.0-r0 fixes 10 vulnerabilities: CVE-2026-44431, CVE-2026-44432, ghsa-mf9v-mfxr-j63j, ghsa-qccp-gfcp-xxvc, CVE-2026-3219...