Revert "Update packages."

This reverts commit ee4794859a.

nix/configuration/roles/optimized_build/default.nix

@@ -79,15 +79,9 @@
               in
               {
                 linux_me = addConfig {
-                  # Server | No preemption - Run until the next tick. Highest throughput but can cause stutter.
-                  # PREEMPT = lib.mkOverride 60 lib.kernel.no;
-                  # Desktop | Preempt kernel threads only at pre-defined places that call cond_resched().
-                  PREEMPT_VOLUNTARY = lib.mkOverride 60 lib.kernel.no;
-                  # Low-latency desktop | Full preemption - Kernel threads can be preempted unless they hold a spinlock or are in a no-preemption section.
+                  # Full preemption
                   PREEMPT = lib.mkOverride 60 lib.kernel.yes;
-                  # RT - All kernel code is preemptible except for a few critical sections.
-                  # Middle ground | Real-time tasks preempt immediately like FULL, normal tasks run until the next tick.
-                  PREEMPT_LAZY = lib.mkOverride 90 lib.kernel.no;
+                  PREEMPT_VOLUNTARY = lib.mkOverride 60 lib.kernel.no;
 
                   # Google's BBRv3 TCP congestion Control
                   TCP_CONG_BBR = lib.kernel.yes;