Fix chaining of Stories FTUX for small screens.

app/src/main/res/layout/story_first_time_navigation_view.xml

@@ -93,7 +93,7 @@
         android:textAppearance="@style/Signal.Text.BodyLarge"
         android:textColor="@color/core_white"
         app:layout_constrainedWidth="true"
-        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintBottom_toTopOf="@id/edu_got_it"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toBottomOf="@id/edu_swipe_right_icon" />
@@ -103,6 +103,7 @@
         style="@style/Signal.Widget.Button.Medium.Tonal"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
+        android:layout_marginTop="48dp"
         android:text="@string/StoryFirstTimeNagivationView__got_it"
         android:textColor="@color/signal_colorNeutral"
         app:backgroundTint="@color/signal_colorNeutralInverse"