Fixing health/microbench/startup/hermeticapps/businesscard/openapp-fg.

http://sponge/5009d14d-7865-48ac-b719-f331053a6916

Bug: 158716893
Test: businesscard

Change-Id: If37f48c57ebcd146008b9013102117a756b2ba86
diff --git a/samples/BusinessCard/AndroidManifest.xml b/samples/BusinessCard/AndroidManifest.xml
index 186e249..683ab3f 100644
--- a/samples/BusinessCard/AndroidManifest.xml
+++ b/samples/BusinessCard/AndroidManifest.xml
@@ -4,9 +4,9 @@
      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.
@@ -16,14 +16,15 @@
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.example.android.businesscard">
-    
+
     <!-- IMPORTANT!  We want this app to run on Cupcake, Donut, Eclair and beyond -->
     <uses-sdk android:minSdkVersion="3"/>
-    
+
     <uses-permission android:name="android.permission.READ_CONTACTS" />
-    
+
     <application android:label="@string/businesscard_app">
-        <activity android:name="BusinessCardActivity">
+        <activity android:name="BusinessCardActivity"
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />