Various dependency bumps since October 2025

Depandabot non-k8s bumps

Images and dependencies bumps up to k8s 1.34

Dependency bumps and CoreDNS in-process reload

Bump debian again

Bump k8s from 1.28 to 1.30 and base images

golang.org/x/net bump

Debian bump

Add feature sending SIGUSR1 to dnsmasq periodically

BASEIMAGEs and IPTIMAGE bumped in 1.25.0

Earlier Go bumped in 1.24.1.