Use Mockito 4.6.1 API am: 93e79b56c2

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/KeyChain/+/20838149

Change-Id: I8c3c7483bbea4311a2ca1aa7e6d5c8c9ae8dce24
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>