Update kernel to builds 7505743 am: 1865401436 am: 6df5a1a7e0

Original change: https://googleplex-android-review.googlesource.com/c/kernel/prebuilts/common-modules/virtual-device/5.4/arm64/+/15142641

Change-Id: Id4361de568e5ecded41797df1528a079e32ada75