Set explicit back target for history

Test: manual
Fixes: 153554906
Change-Id: Ic3198afae878e3cfbfbfa7e72b1c71a6f4e74a2e
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index d31fb30..212290d 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -1200,7 +1200,8 @@
 
         <activity
             android:name=".notification.history.NotificationHistoryActivity"
-            android:label="@string/notification_history_title">
+            android:label="@string/notification_history_title"
+            android:taskAffinity="com.android.settings.notification">
             <intent-filter android:priority="1">
                 <action android:name="android.settings.NOTIFICATION_HISTORY" />
                 <category android:name="android.intent.category.DEFAULT" />
@@ -2530,6 +2531,7 @@
         <activity
             android:name="Settings$ConfigureNotificationSettingsActivity"
             android:label="@string/configure_notification_settings"
+            android:taskAffinity="com.android.settings.notification"
             android:exported="true">
             <intent-filter android:priority="1">
                 <action android:name="android.settings.NOTIFICATION_SETTINGS" />