Bump the mstest group with 2 updates

Bumps the mstest group with 2 updates: [MSTest.TestAdapter](https://github.com/microsoft/testfx) and [MSTest.TestFramework](https://github.com/microsoft/testfx).


Updates `MSTest.TestAdapter` from 3.6.2 to 3.6.3
- [Release notes](https://github.com/microsoft/testfx/releases)
- [Changelog](https://github.com/microsoft/testfx/blob/main/docs/Changelog.md)
- [Commits](https://github.com/microsoft/testfx/commits)

Updates `MSTest.TestFramework` from 3.6.2 to 3.6.3
- [Release notes](https://github.com/microsoft/testfx/releases)
- [Changelog](https://github.com/microsoft/testfx/blob/main/docs/Changelog.md)
- [Commits](https://github.com/microsoft/testfx/commits)

---
updated-dependencies:
- dependency-name: MSTest.TestAdapter
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: mstest
- dependency-name: MSTest.TestFramework
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: mstest
...

Signed-off-by: dependabot[bot] <[email protected]>

test/Directory.Build.props

@@ -19,8 +19,8 @@
   <ItemGroup>
     <PackageReference Include="GitHubActionsTestLogger" Version="2.4.1" PrivateAssets="All" IncludeAssets="runtime; build; native; contentfiles; analyzers; buildtransitive" />
     <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.TestAdapter" Version="3.6.3" />
+    <PackageReference Include="MSTest.TestFramework" Version="3.6.3" />
     <PackageReference Include="Moq" Version="4.20.72" />
     <PackageReference Include="coverlet.collector" Version="6.0.2" />
     <PackageReference Include="coverlet.msbuild" Version="6.0.2" />