update resource loading

MediaBrowser.WebDashboard/MediaBrowser.WebDashboard.csproj

@@ -1410,11 +1410,6 @@
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
   </ItemGroup>
-  <ItemGroup>
-    <Content Include="dashboard-ui\scripts\extensions.js">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </Content>
-  </ItemGroup>
   <ItemGroup>
     <Content Include="dashboard-ui\css\images\supporter\supporterbadge.png">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>