Update kernel to builds 7874781 am: 2d40009e9b am: 5301682d5d am: bfac12ac5c

Original change: https://android-review.googlesource.com/c/kernel/prebuilts/common-modules/virtual-device/mainline/x86-64/+/1884730

Change-Id: I44090a81b6089fdf1bf9216348e499f42067f5a5