Revert "Disable failing test to unblock presubmit"

This reverts commit 69cc84d22c.

Bug: 122824614
Test: robotests
Reason for revert: b/122824614

Change-Id: I5730b6c0a5e6d26fd54a8a1eff8d1eab3144a8ee

tests/robotests/src/com/android/settings/applications/appinfo/DefaultSmsShortcutPreferenceControllerTest.java

@@ -27,7 +27,6 @@ import android.content.pm.PackageManager;
 import com.android.settings.applications.defaultapps.DefaultSmsPreferenceController;
 
 import org.junit.Before;
-import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.Mock;
@@ -78,7 +77,6 @@ public class DefaultSmsShortcutPreferenceControllerTest {
     }
 
     @Test
-    @Ignore("b/122824614")
     public void isDefaultApp_notDefaultSms_shouldReturnFalse() {
         assertThat(mController.isDefaultApp()).isFalse();
     }