Update kernel to builds 8069881 am: b697813559 am: 3150365a10 am: 920496a0cb

Original change: https://android-review.googlesource.com/c/kernel/prebuilts/common-modules/virtual-device/5.15/arm64/+/1944973

Change-Id: Ib1e3a1cc8aa2c3d6365b71a903fa764b3c9096c5