Add DeviceConfig namespace for Vendor System Native Boot

To avoid conflicts, merge master first then cherrypick to tm-qpr-dev.

Bug: 241730607
Test: Build
Change-Id: I8cd86f14d5aec72cdf93985217e501ad7d13a229

core/java/android/provider/DeviceConfig.java

@@ -754,6 +754,13 @@ public final class DeviceConfig {
      */
     public static final String NAMESPACE_VENDOR_SYSTEM_NATIVE = "vendor_system_native";
 
+    /**
+     * Namespace for Vendor System Native Boot related features.
+     *
+     * @hide
+     */
+    public static final String NAMESPACE_VENDOR_SYSTEM_NATIVE_BOOT = "vendor_system_native_boot";
+
     /**
      * Namespace for memory safety related features (e.g. MTE)
      *

services/core/java/com/android/server/am/SettingsToPropertiesMapper.java

@@ -99,6 +99,7 @@ public class SettingsToPropertiesMapper {
         DeviceConfig.NAMESPACE_SWCODEC_NATIVE,
         DeviceConfig.NAMESPACE_TETHERING,
         DeviceConfig.NAMESPACE_VENDOR_SYSTEM_NATIVE,
+        DeviceConfig.NAMESPACE_VENDOR_SYSTEM_NATIVE_BOOT,
         DeviceConfig.NAMESPACE_VIRTUALIZATION_FRAMEWORK_NATIVE,
         DeviceConfig.NAMESPACE_WINDOW_MANAGER_NATIVE_BOOT,
         DeviceConfig.NAMESPACE_MEMORY_SAFETY_NATIVE,