Update DeskClock to use Compat notif text styles

TextAppearance.AppCompat.Notification styles were moved
to TextAppearance.Compat.Notification.

Test: manual inspection
BUG: 28983951
Change-Id: I26ee3ad7f59db8fcc841fe048d2bdeccb9143fbc
diff --git a/res/layout/chronometer_notif_content.xml b/res/layout/chronometer_notif_content.xml
index c962a0e..e460f44 100644
--- a/res/layout/chronometer_notif_content.xml
+++ b/res/layout/chronometer_notif_content.xml
@@ -26,13 +26,13 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:singleLine="true"
-        android:textAppearance="@style/TextAppearance.AppCompat.Notification.Title" />
+        android:textAppearance="@style/TextAppearance.Compat.Notification.Title" />
 
     <TextView
         android:id="@+id/state"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:singleLine="true"
-        android:textAppearance="@style/TextAppearance.AppCompat.Notification" />
+        android:textAppearance="@style/TextAppearance.Compat.Notification" />
 
 </LinearLayout>