Add a new special app access screen for long background tasks.

This new screen shows apps that hold the new RUN_LONG_JOBS permission.

Also add a reference to this screen in an app's info page under the
"Advanced" section for apps that have requested this permission.

Bug: 255821578
Test: atest AppFilterRegistryTest
Test: make -j RunSettingsRoboTests \
ROBOTTEST_FILTER="LongBackgroundTasksDetailsTest|
LongBackgroundTasksDetailsPreferenceControllerTest"
Test: visually via the Settings page

Change-Id: Idc498e52d29abc6df757c35e8bc91f00de92ba4a
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 74cf865..6d637c8 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -847,6 +847,37 @@
         </activity>
 
         <activity
+            android:name="Settings$LongBackgroundTasksActivity"
+            android:exported="true"
+            android:label="@string/long_background_tasks_label">
+            <intent-filter android:priority="1">
+                <action android:name="android.settings.MANAGE_APP_LONG_JOBS" />
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
+            <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
+                       android:value="com.android.settings.applications.manageapplications.ManageApplications" />
+            <meta-data android:name="com.android.settings.HIGHLIGHT_MENU_KEY"
+                       android:value="@string/menu_key_apps"/>
+            <meta-data android:name="com.android.settings.PRIMARY_PROFILE_CONTROLLED"
+                       android:value="true" />
+        </activity>
+
+        <activity
+            android:name="Settings$LongBackgroundTasksAppActivity"
+            android:exported="true"
+            android:label="@string/long_background_tasks_label">
+            <intent-filter android:priority="1">
+                <action android:name="android.settings.MANAGE_APP_LONG_JOBS" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <data android:scheme="package" />
+            </intent-filter>
+            <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
+                       android:value="com.android.settings.applications.appinfo.LongBackgroundTasksDetails" />
+            <meta-data android:name="com.android.settings.HIGHLIGHT_MENU_KEY"
+                       android:value="@string/menu_key_apps"/>
+        </activity>
+
+        <activity
             android:name="Settings$DateTimeSettingsActivity"
             android:label="@string/date_and_time"
             android:exported="true"