Backport v2025 <- v2026dev1: Update from debian/sid
Linux 6.12 is the new LTS, so according to the Apertis policy, this is the version that will be used for Apertis v2025.
Linux 6.12 is the new LTS, so according to the Apertis policy, this is the version that will be used for Apertis v2025.