update kernel .config for gaming optimizations

## Enable CONFIG_BLK_CGROUP_IOPRIO

Add preempt=full, to grub.

Ej: `GRUB_CMDLINE_LINUX_DEFAULT="quiet splash preempt=full"`

Author: azagramac

configs/config-6.18.2-debian13

@@ -1043,7 +1043,7 @@ CONFIG_BLK_WBT_MQ=y
 # CONFIG_BLK_CGROUP_IOLATENCY is not set
 # CONFIG_BLK_CGROUP_FC_APPID is not set
 CONFIG_BLK_CGROUP_IOCOST=y
-# CONFIG_BLK_CGROUP_IOPRIO is not set
+CONFIG_BLK_CGROUP_IOPRIO=y
 CONFIG_BLK_DEBUG_FS=y
 CONFIG_BLK_SED_OPAL=y
 # CONFIG_BLK_INLINE_ENCRYPTION is not set