Fixing the testTopPositionSwitchOnDoubleLaunchAndTopFinish

On low end devices test is timing out. Changing the activity to non-full screen.

Bug: 185467830
Change-Id: I577328640cb8152dedd8885e6a12c58c6feab62d
diff --git a/tests/framework/base/windowmanager/AndroidManifest.xml b/tests/framework/base/windowmanager/AndroidManifest.xml
index 1dfb7be..89f2b90 100644
--- a/tests/framework/base/windowmanager/AndroidManifest.xml
+++ b/tests/framework/base/windowmanager/AndroidManifest.xml
@@ -139,7 +139,8 @@
 
         <activity android:name="android.server.wm.lifecycle.ActivityLifecycleClientTestBase$LaunchForResultActivity"/>
 
-        <activity android:name="android.server.wm.lifecycle.ActivityLifecycleClientTestBase$ResultActivity"/>
+        <activity android:name="android.server.wm.lifecycle.ActivityLifecycleClientTestBase$ResultActivity"
+        android:theme="@android:style/Theme.Dialog"/>
 
         <activity android:name="android.server.wm.lifecycle.ActivityLifecycleClientTestBase$SingleTopActivity"
                   android:launchMode="singleTop" />