Setup test app for App Actions Interaction.

Test: n/a
Bug: 278142696
Change-Id: I89adc5891c61fa392933b7d201c9467458397499
diff --git a/settings.gradle b/settings.gradle
index ce5f1f94..7316d0f 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -424,6 +424,7 @@
 includeProject(":appactions:interaction:interaction-proto", [BuildType.MAIN])
 includeProject(":appactions:interaction:interaction-service", [BuildType.MAIN])
 includeProject(":appactions:interaction:interaction-service-proto", [BuildType.MAIN])
+includeProject(":appactions:interaction:integration-tests:testapp", [BuildType.MAIN])
 includeProject(":appcompat:appcompat", [BuildType.MAIN])
 includeProject(":appcompat:appcompat-benchmark", [BuildType.MAIN])
 includeProject(":appcompat:appcompat-lint", [BuildType.MAIN])