Make stk app FBE aware.

Bug: 31292260
Change-Id: I99c16bb2e67ea6f42c2f476e239d12d4b60eb92c
(cherry picked from commit 35737b02846eb200fa0c1e98e795ad1a79897763)
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 95c8cf2..b4f0398 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -30,7 +30,9 @@
         android:label="@string/app_name"
         android:clearTaskOnLaunch="true"
         android:process="com.android.phone"
-        android:taskAffinity="android.task.stk">
+        android:taskAffinity="android.task.stk"
+        android:defaultToDeviceProtectedStorage="true"
+        android:directBootAware="true">
 
         <activity android:name="StkMain"
             android:theme="@android:style/Theme.NoDisplay"