Remove broken editorconfig link

Author: jnm2

src/TfvcMigrator/TfvcMigrator.csproj

@@ -20,10 +20,6 @@
 	<DebugType>embedded</DebugType>
   </PropertyGroup>
 
-  <ItemGroup>
-    <None Include="..\.editorconfig" Link=".editorconfig" />
-  </ItemGroup>
-
   <ItemGroup>
     <PackageReference Include="LibGit2Sharp" Version="0.27.0-preview-0175" />
     <PackageReference Include="Microsoft.TeamFoundationServer.Client" Version="16.170.0" />