Update kernel to builds 8949902 am: 7b07e2d71e am: 16a9adce8e am: 0a7803ea78 am: 6e281aaf8d

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

Change-Id: I11e87c28f01e36c0bf5d0b44b2bd3032b0fb392a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>