Show 'up arrow' in About phone->Status menu.

Bug: 27970152

Status should be a Submenu to have up arrow. Also cleaned up
AndroidManifest for this fragment as it doesn't need to run in a
separate process.

Change-Id: I0610314b3baa3d5f1f70d255b4657c805c534373
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 29a7495..6b79f19 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -1746,11 +1746,9 @@
         <activity android:name=".EncryptionInterstitial"
             android:theme="@style/SetupWizardTheme.Light" />
 
-        <!-- Runs in the phone process since it needs access to the Phone object -->
         <activity android:name=".Settings$StatusActivity"
                 android:label="@string/device_status_activity_title"
-                android:theme="@style/Theme.SubSettingsDialogWhenLarge"
-                android:process="com.android.phone">
+                android:theme="@style/Theme.SubSettingsDialogWhenLarge">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.DEFAULT" />