Update kernel to builds 12109370 am: a78a61842b

Original change: https://android-review.googlesource.com/c/kernel/prebuilts/common-modules/virtual-device/6.1/arm64/+/3184328

Change-Id: I7cddf7e755e1c5156b39d97007e4b63599039f07
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>