Mark compat CTS as flaky

Bug: 265133599
Test: atest CtsWindowManagerDeviceTestCases:CompatChangeTests
Change-Id: I4d27b6638870781cbd3efb6a11dd91f43ee4f951
diff --git a/tests/framework/base/windowmanager/src/android/server/wm/CompatChangeTests.java b/tests/framework/base/windowmanager/src/android/server/wm/CompatChangeTests.java
index 23c7307..b6af529 100644
--- a/tests/framework/base/windowmanager/src/android/server/wm/CompatChangeTests.java
+++ b/tests/framework/base/windowmanager/src/android/server/wm/CompatChangeTests.java
@@ -40,6 +40,7 @@
 import android.content.pm.ActivityInfo;
 import android.content.pm.PackageManager;
 import android.graphics.Rect;
+import android.platform.test.annotations.FlakyTest;
 import android.platform.test.annotations.Presubmit;
 import android.provider.DeviceConfig;
 import android.provider.DeviceConfig.Properties;
@@ -71,6 +72,7 @@
  * atest CtsWindowManagerDeviceTestCases:CompatChangeTests
  */
 @Presubmit
+@FlakyTest(bugId = 265133599)
 public final class CompatChangeTests extends MultiDisplayTestBase {
     private static final ComponentName RESIZEABLE_PORTRAIT_ACTIVITY =
             component(ResizeablePortraitActivity.class);