Automatically configure HiltTestApplication in manifest for Hilt Android tests.

RELNOTES=Automatically configure HiltTestApplication in manifest for Hilt Android tests. This will also modify the application:label, so tests depending on a specific application:label might need adjustment
PiperOrigin-RevId: 928679999

Author: java-team-github-bot

hilt-android-testing/main/java/dagger/hilt/android/testing/AndroidManifest_hilttestapplication.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+ Copyright (C) 2026 The Dagger Authors.
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+-->
+<!-- Manifest that sets the application class to HiltTestApplication. -->
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="dagger.hilt.android.testing" >
+
+    <application
+        android:name="dagger.hilt.android.testing.HiltTestApplication" />
+
+</manifest>

hilt-android-testing/main/java/dagger/hilt/android/testing/BUILD

@@ -111,6 +111,8 @@ android_library(
     srcs = [
         "HiltTestApplication.java",
     ],
+    exports_manifest = 1,
+    manifest = "AndroidManifest_hilttestapplication.xml",
     deps = [
         ":on_component_ready_runner",
         ":package_info",