Add MANAGED_PROVISIONING_DPC_DOWNLOADED.

Test: Just adding a constant
Bug: 132261064
Change-Id: I2bce277ff8f2de4614e19d5385fe6712b076f9c9
diff --git a/core/tests/coretests/src/android/provider/SettingsBackupTest.java b/core/tests/coretests/src/android/provider/SettingsBackupTest.java
index 88bda9d..89ba3df 100644
--- a/core/tests/coretests/src/android/provider/SettingsBackupTest.java
+++ b/core/tests/coretests/src/android/provider/SettingsBackupTest.java
@@ -721,7 +721,8 @@
                  Settings.Secure.BIOMETRIC_DEBUG_ENABLED,
                  Settings.Secure.FACE_UNLOCK_ATTENTION_REQUIRED,
                  Settings.Secure.FACE_UNLOCK_DIVERSITY_REQUIRED,
-                 Settings.Secure.FACE_UNLOCK_EDUCATION_INFO_DISPLAYED);
+                 Settings.Secure.FACE_UNLOCK_EDUCATION_INFO_DISPLAYED,
+                 Settings.Secure.MANAGED_PROVISIONING_DPC_DOWNLOADED);
 
     @Test
     public void systemSettingsBackedUpOrBlacklisted() {