Add namespace app_cloning to DeviceConfig

Test: build passes
Bug: 257052501
Change-Id: I8991d0b53fc36f8ad55520522f88a430e3c60d90
diff --git a/core/api/module-lib-current.txt b/core/api/module-lib-current.txt
index ce18745..4a8036f 100644
--- a/core/api/module-lib-current.txt
+++ b/core/api/module-lib-current.txt
@@ -411,6 +411,7 @@
 
   public final class DeviceConfig {
     field public static final String NAMESPACE_ALARM_MANAGER = "alarm_manager";
+    field public static final String NAMESPACE_APP_CLONING = "app_cloning";
     field public static final String NAMESPACE_APP_STANDBY = "app_standby";
     field public static final String NAMESPACE_DEVICE_IDLE = "device_idle";
   }
diff --git a/core/java/android/provider/DeviceConfig.java b/core/java/android/provider/DeviceConfig.java
index 7095d1b..6eeb5e7 100644
--- a/core/java/android/provider/DeviceConfig.java
+++ b/core/java/android/provider/DeviceConfig.java
@@ -131,6 +131,13 @@
     public static final String NAMESPACE_APP_STANDBY = "app_standby";
 
     /**
+     * Namespace for all App Cloning related features.
+     * @hide
+     */
+    @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
+    public static final String NAMESPACE_APP_CLONING = "app_cloning";
+
+    /**
      * Namespace for AttentionManagerService related features.
      *
      * @hide