Add screen timeout destination to settings

When an intent with action android.settings.SCREEN_TIMEOUT_SETTINGS is
launched, ScreenTimeoutSettings should be shown in settings

Bug: 293813663
Test: manual and local build verify
Change-Id: I1340cd3c233aa5d36f45b53b0fd2b6924f3a1d75
diff --git a/src/com/android/settings/Settings.java b/src/com/android/settings/Settings.java
index 68ae0ae..86baba4 100644
--- a/src/com/android/settings/Settings.java
+++ b/src/com/android/settings/Settings.java
@@ -478,4 +478,6 @@
     public static class OneHandedSettingsActivity extends SettingsActivity { /* empty */ }
 
     public static class PreviouslyConnectedDeviceActivity extends SettingsActivity { /* empty */ }
+
+    public static class ScreenTimeoutActivity extends SettingsActivity { /* empty */ }
 }
diff --git a/src/com/android/settings/core/gateway/SettingsGateway.java b/src/com/android/settings/core/gateway/SettingsGateway.java
index 6d1d4e8..d68f2c8 100644
--- a/src/com/android/settings/core/gateway/SettingsGateway.java
+++ b/src/com/android/settings/core/gateway/SettingsGateway.java
@@ -100,6 +100,7 @@
 import com.android.settings.deviceinfo.legal.ModuleLicensesDashboard;
 import com.android.settings.display.AutoBrightnessSettings;
 import com.android.settings.display.NightDisplaySettings;
+import com.android.settings.display.ScreenTimeoutSettings;
 import com.android.settings.display.SmartAutoRotatePreferenceFragment;
 import com.android.settings.display.darkmode.DarkModeSettingsFragment;
 import com.android.settings.dream.DreamSettings;
@@ -369,7 +370,8 @@
             LongBackgroundTasksDetails.class.getName(),
             RegionalPreferencesEntriesFragment.class.getName(),
             BatteryInfoFragment.class.getName(),
-            UserAspectRatioDetails.class.getName()
+            UserAspectRatioDetails.class.getName(),
+            ScreenTimeoutSettings.class.getName(),
     };
 
     public static final String[] SETTINGS_FOR_RESTRICTED = {