Bump xunit.runner.visualstudio from 2.8.0 to 3.0.0 (#37)

Author: dependabot[bot]

tests/NSubstitute.AutoSub.Tests/NSubstitute.AutoSub.Tests.csproj

@@ -13,7 +13,7 @@
         <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.0" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
         <PackageReference Include="xunit" Version="2.9.2" />
-        <PackageReference Include="xunit.runner.visualstudio" Version="2.8.0">
+        <PackageReference Include="xunit.runner.visualstudio" Version="3.0.0">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
             <PrivateAssets>all</PrivateAssets>
         </PackageReference>