Update kernel to builds 8069881 am: b697813559 am: 3150365a10 am: 920496a0cb am: bdfeeb109a

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

Change-Id: I2ba0cc4131b4a62edd1d737aa2cc0190cf818dcf