Tweak app notification page title and expand button cutoff

Change-Id: If9b93023ac9ab946b7c2b0dd65852948029da896
Fixes: 71813209
Test: visual

tests/robotests/src/com/android/settings/applications/manageapplications/ManageApplicationsTest.java

@@ -196,11 +196,6 @@ public class ManageApplicationsTest {
                 .isFalse();
     }
 
-    @Test
-    public void shouldUseStableItemHeight_notificationType_no() {
-
-    }
-
     @Test
     public void onRebuildComplete_shouldHideLoadingView() {
         final Context context = RuntimeEnvironment.application;