Security update for warewulf4

This update for warewulf4 fixes the following issues: warewulf4 was updated from version 4.5.8 to 4.6.0: Security issues fixed for version 4.6.0: CVE-2025-22869: Fixed Denial of Service vulnerability in the Key Exchange of golang.org/x/crypto/ssh bsc1239322 CVE-2025-22870: Fixed proxy bypass usin...