Revert binding redirect change

Author: joelverhagen

test/NuGet.Server.V2.Tests/app.config

@@ -21,7 +21,7 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Spatial" publicKeyToken="31bf3856ad364e35" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-5.6.4.0" newVersion="5.6.4.0" />
+        <bindingRedirect oldVersion="0.0.0.0-5.7.0.0" newVersion="5.7.0.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral" />