Bump MSTest.TestAdapter from 2.1.2 to 2.2.4

Bumps [MSTest.TestAdapter](https://github.com/microsoft/testfx) from 2.1.2 to 2.2.4.
- [Release notes](https://github.com/microsoft/testfx/releases)
- [Commits](microsoft/testfx@v2.1.2...v2.2.4)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Test/Test.csproj

@@ -9,7 +9,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
     <PackageReference Include="MSTest.TestFramework" Version="2.2.4" />
-    <PackageReference Include="MSTest.TestAdapter" Version="2.1.2" />
+    <PackageReference Include="MSTest.TestAdapter" Version="2.2.4" />
     <PackageReference Include="LibGit2Sharp" Version="0.26.2" />
     <PackageReference Include="NSubstitute" Version="4.2.2" />
   </ItemGroup>