Upgrade vboot_reference to ae6ceb20d5e2938a366e22c2a550a02772788825 am: 7bdee0e354

Original change: https://android-review.googlesource.com/c/platform/external/vboot_reference/+/3500730

Change-Id: I366ed52559ab281674ecc1bd6a73c1df16cb3844
Signed-off-by: Automerger Merge Worker <[email protected]>