Update dependency coverlet.msbuild to v8

Author: renovate[bot]

src/algorithm_exercises_csharp_test/algorithm_exercises_csharp_test.csproj

@@ -29,7 +29,7 @@
 
   <ItemGroup>
     <PackageReference Include="coverlet.collector" Version="6.0.4" />
-    <PackageReference Include="coverlet.msbuild" Version="6.0.4">
+    <PackageReference Include="coverlet.msbuild" Version="8.0.0">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>