Merge "Retire 5.10 kernel prebuils" am: 1e891fca62 am: cea13929a7 am: 1b77c354c2 am: f0ee15e4d8

Original change: https://android-review.googlesource.com/c/platform/prebuilts/qemu-kernel/+/1576396

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I6ada5938058ca723fb513ad8c5f5fa84ea8a2fe4