CLEANSTART-2026-DV38059 Security fixes in k8ssandra-client-fips 0.6.4-r6

Package k8ssandra-client-fips version 0.6.4-r6 fixes 4 vulnerabilities: CVE-2026-25679, CVE-2026-27142, CVE-2026-27139, ghsa-p77j-4mvh-x3m3...