Update kernel to builds 8949902 am: 7b07e2d71e

Original change: https://googleplex-android-review.googlesource.com/c/kernel/prebuilts/5.10/arm64/+/19632706

Change-Id: I9b305c58816a122620b89f0bd020a90b9697b10c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>