Ignores failing test soon to be removed

Bug: 263483218
Test: atest ThemePickerRoboTests
Change-Id: I18a8d5d6f1b1ea655037552968a876202e1f7def
diff --git a/tests/robotests/src/com/android/customization/picker/clock/ui/fragment/ClockCustomDemoFragmentTest.kt b/tests/robotests/src/com/android/customization/picker/clock/ui/fragment/ClockCustomDemoFragmentTest.kt
index f7e9ecf..0a54312 100644
--- a/tests/robotests/src/com/android/customization/picker/clock/ui/fragment/ClockCustomDemoFragmentTest.kt
+++ b/tests/robotests/src/com/android/customization/picker/clock/ui/fragment/ClockCustomDemoFragmentTest.kt
@@ -10,6 +10,7 @@
 import com.android.systemui.shared.clocks.ClockRegistry
 import org.junit.Assert
 import org.junit.Before
+import org.junit.Ignore
 import org.junit.Test
 import org.junit.runner.RunWith
 import org.mockito.Mock
@@ -23,6 +24,7 @@
 /** Tests of [ClockCustomDemoFragment]. */
 @RunWith(RobolectricTestRunner::class)
 @Config(manifest = Config.NONE)
+@Ignore("b/270606895")
 class ClockCustomDemoFragmentTest {
     private lateinit var mActivity: AppCompatActivity
     private var mClockCustomDemoFragment: ClockCustomDemoFragment? = null