Mark DeviceStateManagerTests as flaky.

... until isuse with running in Presubmit is found.

Bug: 181996170
Test: N/A

Change-Id: I88b1ac06e4e860fcec099279b666c77a92a07234
diff --git a/tests/devicestate/src/android/hardware/devicestate/cts/DeviceStateManagerTests.java b/tests/devicestate/src/android/hardware/devicestate/cts/DeviceStateManagerTests.java
index f67c5cd..80ebecb 100644
--- a/tests/devicestate/src/android/hardware/devicestate/cts/DeviceStateManagerTests.java
+++ b/tests/devicestate/src/android/hardware/devicestate/cts/DeviceStateManagerTests.java
@@ -32,12 +32,14 @@
 import android.hardware.devicestate.DeviceStateRequest;
 
 import androidx.test.ext.junit.runners.AndroidJUnit4;
+import androidx.test.filters.FlakyTest;
 
 import org.junit.runner.RunWith;
 import org.junit.Test;
 import org.mockito.ArgumentCaptor;
 
 /** CTS tests for {@link DeviceStateManager} API(s). */
+@FlakyTest(bugId = 181996170)
 @RunWith(AndroidJUnit4.class)
 public class DeviceStateManagerTests extends DeviceStateManagerTestBase {
     /**