TEST_MAPPING: add vts bootconfig test to kernel-presubmit am: ccf35bfd51 am: a0c178610d Original change: https://android-review.googlesource.com/c/platform/bootable/libbootloader/+/2380228 Change-Id: I76e34d23148f01797801ac4f809ff59045f63694 Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>