android-interop-testing/src/androidTest/AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android" >

    <instrumentation
        android:name="androidx.test.runner.AndroidJUnitRunner"
        android:targetPackage="io.grpc.android.integrationtest" />

    <application
        android:name="android.support.multidex.MultiDexApplication" >
    </application>

</manifest>