Remove NETStandard.Library package reference

As it's implicit and now dotnet errors if you duplicate it.

Author: andyleejordan

Directory.Packages.props

@@ -1,12 +1,11 @@
-<Project>
-  <ItemGroup>
+<Project>
+  <ItemGroup>
     <PackageVersion Include="Microsoft.CSharp" Version="4.7.0" />
     <PackageVersion Include="Microsoft.Extensions.FileSystemGlobbing" Version="8.0.0" />
     <PackageVersion Include="Microsoft.Extensions.Logging" Version="8.0.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
     <PackageVersion Include="Microsoft.PowerShell.5.ReferenceAssemblies" Version="1.1.0" />
     <PackageVersion Include="Microsoft.PowerShell.SDK" Version="7.4.5" />
-    <PackageVersion Include="NETStandard.Library" Version="2.0.3" />
     <PackageVersion Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageVersion Include="OmniSharp.Extensions.DebugAdapter.Client" Version="0.19.9" />
     <PackageVersion Include="OmniSharp.Extensions.DebugAdapter.Server" Version="0.19.9" />
@@ -25,5 +24,5 @@
     <PackageVersion Include="xunit" Version="2.9.0" />
     <PackageVersion Include="xunit.runner.visualstudio" Version="2.8.2" />
     <PackageVersion Include="Xunit.SkippableFact" Version="1.4.13" />
-  </ItemGroup>
-</Project>
+  </ItemGroup>
+</Project>

src/PowerShellEditorServices.Hosting/PowerShellEditorServices.Hosting.csproj

@@ -11,7 +11,6 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="NETStandard.Library" />
     <PackageReference Include="PowerShellStandard.Library" PrivateAssets="all" />
     <PackageReference Include="System.IO.Pipes.AccessControl" />
     <PackageReference Include="System.Runtime.InteropServices.RuntimeInformation" />