FS-3588 remove packages.config

src/mod/languages/mod_managed/managed/examples/winFailToBan/packages.config

-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="FreeSWITCHManaged.LibCS" version="1.0.1.10" targetFramework="net40" />
-</packages>
\ No newline at end of file

src/mod/languages/mod_managed/managed/examples/winFailToBan/winFailToBan.csproj

@@ -48,9 +48,6 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
     <None Include="skel.cs" />
   </ItemGroup>
-  <ItemGroup>
-    <None Include="packages.config" />
-  </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\FreeSWITCH.Managed.2012.csproj">
       <Project>{834e2b2f-5483-4b80-8fe3-fe48ff76e5c0}</Project>