Update kernel to builds 8666566 am: 7bcde3a6db am: f6299d4b9e

Original change: https://android-review.googlesource.com/c/kernel/prebuilts/5.15/x86-64/+/2112626

Change-Id: I4c863b09fe32933f6004bde158cb89f962018282
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>