Merge pull request #451 from reduckted/replace-moq

Replaced Moq with NSubstitute

Author: madskristensen

test/toolkit/Community.VisualStudio.Toolkit.UnitTests/Community.VisualStudio.Toolkit.UnitTests.csproj

@@ -19,8 +19,8 @@
     <PackageReference Include="Microsoft.Build.Locator" Version="1.4.1" />
     <PackageReference Include="Microsoft.VisualStudio.SDK" Version="17.0.31902.203" IncludeAssets="All" PrivateAssets="None" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
-    <PackageReference Include="Moq" Version="4.16.1" />
     <PackageReference Include="FluentAssertions" Version="5.10.3" />
+    <PackageReference Include="NSubstitute" Version="5.0.0" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>