[automerger skipped] Fix kotlin nullable errors in TrustTests am: 5f70c172...

[automerger skipped] Fix kotlin nullable errors in TrustTests am: 5f70c172 am: a9119a32 -s ours am: 92c75776 -s ours am: c389d73a -s ours am: e7af5fd8 -s ours

am skip reason: Merged-In I31c4f4d256ff8dd2b6ed1f6ed74844ccaf7a4814 with SHA-1 c5a0cfdd is already in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2744073



Change-Id: Ia2388995b502a1d3f65e24053e2795d855e14a2f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>