removed dead code

MediaBrowser.WebDashboard/MediaBrowser.WebDashboard.csproj

@@ -1370,9 +1370,6 @@
     </Content>
   </ItemGroup>
   <ItemGroup>
-    <Content Include="dashboard-ui\scripts\advancedconfigurationpage.js">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </Content>
     <Content Include="dashboard-ui\scripts\useredit.js">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>