[automerger skipped] Add unit test coverage for unlock attempts in...

[automerger skipped] Add unit test coverage for unlock attempts in TrustManagerServiceTest am: 057e0e1f -s ours am: cf406bfe -s ours

am skip reason: Merged-In I8ce35a822c807c5e272a5d3169b1bf55499d47e0 with SHA-1 fd230c73 is already in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3141680



Change-Id: Ied02a32f60d0c4208c0e573818c6a0cc3f1b37cd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>