[automerger skipped] Merge "KeyMint VTS: catch empty cert chains" into sc-dev am: 6e46363a34 am: ef49c282d8 am: 863def40f9 -s ours am: 77b5adf8f3 -s ours

am skip reason: Merged-In Idad2703b458952ff599c6ccdd04a941aef7aedde with SHA-1 1cc416882f is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/15518062

Change-Id: Ifb40e26594d0e582c091ff487aef61d85beee7c2