Update appsearch with new upstream changes

* Switch CreationTimestampSecs to CreationTimestampMs.
* Switch SearchResult error handling

Bug: 143789408
Test: atest --rebuild-module-info CtsAppSearchTestCases
FrameworksCoreTests:android.app.appsearch
FrameworksServicesTests:com.android.server.appsearch.impl
Change-Id: Ib1381ba2714d1d0a2a2d5d4bfe1cc3a095ebcda4