Merge "Secretkeeper VTS: check for declared instances" into main am: 91664b85b8

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2882206

Change-Id: Ia6c06215552ca0c2427571a8776c69c4c7674aac
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>