Add SmallTest annotation to DevicePolicyManagerTest

Adding this annotation makes sure that the tests get picked up by
continuous integration tests.

Change-Id: Ia9166898803dd0037f6bb20cb6a12333ed347fd3
diff --git a/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java b/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java
index 536fb70..622106f 100644
--- a/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java
+++ b/services/tests/servicestests/src/com/android/server/devicepolicy/DevicePolicyManagerTest.java
@@ -34,6 +34,7 @@
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.test.MoreAsserts;
+import android.test.suitebuilder.annotation.SmallTest;
 import android.util.ArraySet;
 import android.util.Pair;
 
@@ -70,6 +71,7 @@
 
  (mmma frameworks/base/services/tests/servicestests/ for non-ninja build)
  */
+@SmallTest
 public class DevicePolicyManagerTest extends DpmTestBase {
     private DpmMockContext mContext;
     public DevicePolicyManager dpm;