Make LeanbackIME direct boot aware.

BUG: 167618895
Test: "run cts-on-gsi -m CtsInputMethodTestCases" on aosp_tv_arm.
Change-Id: Iab7b4da7cd42429c50532d114763994497624853
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 26f3f5d..d1e42c5 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -24,7 +24,8 @@
     <uses-sdk android:minSdkVersion="16"
          android:targetSdkVersion="23"/>
 
-    <application android:label="@string/ime_name">
+    <application android:label="@string/ime_name"
+        android:directBootAware="true" >
         <service android:name="com.android.inputmethod.leanback.service.LeanbackImeService"
              android:label="@string/ime_service_name"
              android:permission="android.permission.BIND_INPUT_METHOD"