Fix weird UI bug in ArtlistView

universal/VLC_WINRT_APP/VLC_WINRT_APP.Shared/Views/MainPages/MusicPanes/ArtistCollectionPanes/ArtistsListView.xaml

@@ -29,14 +29,7 @@
                   SelectionMode="None"
                   ItemContainerStyle="{StaticResource ListViewItemStyle}"
                   ItemTemplate="{StaticResource ArtistHorizontalTemplate}"
-                  ItemClick="ArtistListView_OnItemClick">
-            <ListView.ItemsPanel>
-                <ItemsPanelTemplate>
-                    <ItemsWrapGrid Orientation="Horizontal"
-                                   Margin="0,0,0,60" />
-                </ItemsPanelTemplate>
-            </ListView.ItemsPanel>
-        </ListView>
+                  ItemClick="ArtistListView_OnItemClick"/>
         <VisualStateManager.VisualStateGroups>
             <VisualStateGroup>
                 <VisualState x:Name="Wide">