Remove no longer necessary overwrite of GeneratePkgDef

The original error that prompted this fix is no longer happening (limit of cmdline hit).

src/VSSDK.BuildTools/Xamarin.VSSDK.BuildTools.GeneratePkgDef.targets

@@ -1,45 +0,0 @@
-<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-
-  <PropertyGroup>
-    <CreatePkgDefAssemblyToProcess Condition="'$(CreatePkgDefAssemblyToProcess)' == ''">$(TargetPath)</CreatePkgDefAssemblyToProcess>
-  </PropertyGroup>
-
-  <!--
-    ==================================================================================================================
-       Overrides Generate PkgDef (filtering the reference path to avoid the "filename or extension is too long" )
-    ==================================================================================================================
-  -->
-  <Target Name="GeneratePkgDef"
-          Inputs="$(CreatePkgDefAssemblyToProcess)"
-          Outputs="$(IntermediateOutputPath)$(TargetName).pkgdef"
-          Condition="'$(GeneratePkgDefFile)'=='true'"
-          DependsOnTargets="$(GeneratePkgDefDependsOn)">
-
-    <Message Text="Creating intermediate PkgDef file." />
-
-    <ItemGroup>
-      <_AssembliesToIncludeForBinding Include="@(ReferencePath)"
-        Condition="'%(ReferencePath.ResolvedFrom)' != 'ImplicitlyExpandDesignTimeFacades' and '%(ReferencePath.FrameworkFile)' != 'true'"  />
-    </ItemGroup>
-
-    <CreatePkgDef AssemblyToProcess="$(CreatePkgDefAssemblyToProcess)"
-                  ProductVersion="$(TargetVSVersion)"
-                  OutputFile="$(IntermediateOutputPath)$(TargetName).latest.pkgdef"
-                  UseCodebase="$(UseCodebase)"
-                  ReferencedAssemblies="@(_AssembliesToIncludeForBinding)"  />
-    <CopyIfChanged Condition="Exists('$(IntermediateOutputPath)$(TargetName).latest.pkgdef')"
-                   SourceFile="$(IntermediateOutputPath)$(TargetName).latest.pkgdef"
-                   DestinationFile="$(IntermediateOutputPath)$(TargetName).pkgdef" />
-
-    <!-- If the CTO file was changed, touch the pkgdef file to cause a re-merge -->
-    <Touch Files="$(IntermediateOutputPath)$(TargetName).pkgdef"
-           Condition="'$(CTOFileHasChanged)'=='true' AND Exists('$(IntermediateOutputPath)$(TargetName).pkgdef')" />
-
-    <ItemGroup>
-      <FileWrites Include="$(IntermediateOutputPath)$(TargetName).pkgdef" Condition="Exists('$(IntermediateOutputPath)$(TargetName).pkgdef')"/>
-      <FileWrites Include="$(IntermediateOutputPath)$(TargetName).latest.pkgdef" Condition="Exists('$(IntermediateOutputPath)$(TargetName).latest.pkgdef')"/>
-    </ItemGroup>
-
-  </Target>
-
-</Project>

src/VSSDK.BuildTools/Xamarin.VSSDK.BuildTools.targets

@@ -24,7 +24,6 @@
   <Import Project="Xamarin.VSSDK.BuildTools.FindSourceVsixManifest.targets" Condition="'$(OverrideDeployVsixExtensionFiles)' == 'true' and '$(Dev)' &gt;= '15.0'" />
   <Import Project="Xamarin.VSSDK.BuildTools.GetVsixDeploymentPath.targets" Condition="'$(OverrideDeployVsixExtensionFiles)' == 'true' and '$(Dev)' &gt;= '15.0'" />
   <Import Project="Xamarin.VSSDK.BuildTools.FindExistingDeploymentPath.targets" Condition="'$(OverrideDeployVsixExtensionFiles)' == 'true' and '$(Dev)' &gt;= '15.0'" />
-  <Import Project="Xamarin.VSSDK.BuildTools.GeneratePkgDef.targets" />
   <Import Project="Xamarin.VSSDK.BuildTools.GenerateBindingRedirects.targets" />
 
   <!-- This fixes the GetVsixSourceItems target when the project references are being evaluated in a cross targeting build -->