Update dependency Microsoft.NET.Test.Sdk to v17.8.0 (#443)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

src/Cake.AzureDevOps.Tests/Cake.AzureDevOps.Tests.csproj

@@ -14,7 +14,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.7.2" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
     <PackageReference Include="Cake.Common" Version="3.0.0" />
     <PackageReference Include="Cake.Core" Version="3.0.0" />
     <PackageReference Include="Cake.Testing" Version="3.0.0" />