Add package filtering to NLSes

Now users can prevent a given notification listener from seeing
notifications from particular apps.

Test: settings unit tests
Bug: 173052211
Change-Id: Ia868d6dc2da1ae7f75c0dca47034e28910584acd
diff --git a/tests/unit/AndroidManifest.xml b/tests/unit/AndroidManifest.xml
index c5f082d..616e6a9 100644
--- a/tests/unit/AndroidManifest.xml
+++ b/tests/unit/AndroidManifest.xml
@@ -28,7 +28,7 @@
     <uses-permission android:name="android.permission.UPDATE_APP_OPS_STATS" />
     <uses-permission android:name="android.permission.WRITE_SECURE_SETTINGS" />
 
-    <application>
+    <application android:debuggable="true">
         <uses-library android:name="android.test.runner" />
         <activity android:name="com.android.settings.tests.BluetoothRequestPermissionTest"
             android:exported="true"