[DO NOT MERGE] Add some more Autofill CTS Tests

These cts guard against a potential spill of user data through
RemoteViews.

Bug: 283137865
Test: this
Change-Id: Ifa983b0c30df3edda5af0f9abf38e6ff967c11bd
Merged-In: Ifa983b0c30df3edda5af0f9abf38e6ff967c11bd