Update dependency xunit.runner.visualstudio to v3

Author: renovate[bot]

src/Cake.Terraform.Tests/Cake.Terraform.Tests.csproj

@@ -24,7 +24,7 @@
     -->
     <PackageReference Include="Microsoft.TestPlatform.ObjectModel" Version="17.10.0" />
     <PackageReference Include="xunit" Version="2.9.0" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="3.1.1" />
   </ItemGroup>
 
   <ItemGroup>