(Lazy) Consider to use LAZY Preemption as default on desktop kernels

[ptr1337]

Lazy Preemption has been recently added to the 6.13 Kernel.
https://lwn.net/Articles/994322/

Generally, Lazy should replace "None" and "Voluntary", while maintaining for RT tasks still the full preemption modell.
We could adjust games in the future to use real time ISO, which allows to use at these full preemption, while other tasks still benefits from using the higher throughput.

Production Benchmarks generally looking good with Lazy Preemption.
Gaming needs to be evaluated.