Update kernel to builds 8747247 am: 99ccf696cd

Original change: https://googleplex-android-review.googlesource.com/c/device/google/cuttlefish_prebuilts/+/19005475

Change-Id: I067ce5593d3b6199897f4185a6fddb7296464d01
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>