Merge "Improve documentation for TrustManagerService#TrustState" into main am: 3b7fe89eda am: e777b1eec2 am: eec5221aab am: 57934d4bf7

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2736661

Change-Id: I433e61c8d779834eb1c7b652c9c80314279e5f8a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>