Android: Enable scrollbars in game list

android/app/src/main/res/layout/fragment_game_grid.xml

@@ -9,6 +9,7 @@
         android:id="@+id/game_list_view"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
+        android:scrollbars="vertical"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintLeft_toLeftOf="parent"
         app:layout_constraintRight_toRightOf="parent"

android/app/src/main/res/layout/fragment_game_list.xml

@@ -9,6 +9,7 @@
         android:id="@+id/game_list_view"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
+        android:scrollbars="vertical"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintLeft_toLeftOf="parent"
         app:layout_constraintRight_toRightOf="parent"