Migrate Test Targets to New Android Ownership Model

This CL is created as a best effort to migrate test targets to the new Android ownership model.
It is based on historical data from repository history and insights from git blame.
Given the nature of this effort, there may be instances of incorrect attribution. If you find incorrect or unnecessary
attribution in this CL, please create a new CL to fix that.

For detailed guidelines and further information on the migration please refer to the link below,
go/new-android-ownership-model

Bug: 304529413
Test: N/A
Change-Id: I4d04822d9ed2db309e902f6470fbdca6f11bb601

tests/Android.bp

@@ -13,6 +13,7 @@
 //  limitations under the License.
 
 package {
+    default_team: "trendy_team_messages",
     // See: http://go/android-license-faq
     default_applicable_licenses: [
         "Android-Apache-2.0",