Add restrict app detail page

1. Move force standby action to BatteryUtils
2. Add click action for restricted preference(go to detail page)
3. Build app list in detail page using packageOps list

Bug: 71502850
Test: RunSettingsRoboTests
Change-Id: I1e6733e5402e7a854b07a8bbb43a86255276bfaa

res/xml/restricted_apps_detail.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2018 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<PreferenceScreen
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:title="@string/restricted_app_title">
+
+    <PreferenceCategory
+        android:key="restrict_app_list"/>
+
+</PreferenceScreen>