Fix for CTS tests for distraction optimization

Bug: 150229026
Test: atest CtsCarTestCases:android.car.cts.CarPackageManagerTest
Change-Id: I030a72f0b10ae9ef175738e6b189ea0e2aa3abfb
diff --git a/service/AndroidManifest.xml b/service/AndroidManifest.xml
index af0fb97..d5b23ed 100644
--- a/service/AndroidManifest.xml
+++ b/service/AndroidManifest.xml
@@ -964,5 +964,11 @@
              android:exported="false"
              android:launchMode="singleTask">
         </activity>
+        <activity android:name=".DistractionOptimizedActivityForTesting">
+            <meta-data android:name="distractionOptimized" android:value="true"/>
+        </activity>
+        <activity android:name=".NonDistractionOptimizedActivityForTesting">
+            <meta-data android:name="distractionOptimized" android:value="false"/>
+        </activity>
     </application>
 </manifest>