Update kernel to builds 7631632 am: 91f3135114 am: 98e3643c47 am: d3ed2be9b8

Original change: https://android-review.googlesource.com/c/kernel/prebuilts/5.10/arm64/+/1793477

Change-Id: I84a5854d9cc6914da074c3a8eee5deb8c9236104