Update MSTest to 3.10.4 and use metapackage

Author: Youssef1313

tests/PolySharp.TypeForwards.Tests/PolySharp.TypeForwards.Tests.csproj

@@ -11,9 +11,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.6.2" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.6.2" />
+    <PackageReference Include="MSTest" Version="3.10.4" />
   </ItemGroup>
 
   <ItemGroup Condition="!$([MSBuild]::IsTargetFrameworkCompatible('$(TargetFramework)', 'net8.0'))">