[main] Bump MicrosoftNETTestSdkVersion from 17.12.0 to 17.12.0

Bumps `MicrosoftNETTestSdkVersion` from 17.12.0 to 17.12.0.

Updates `Microsoft.TestPlatform.ObjectModel` from 17.12.0 to 17.12.0
- [Release notes](https://github.com/microsoft/vstest/releases)
- [Changelog](https://github.com/microsoft/vstest/blob/main/docs/releases.md)
- [Commits](microsoft/vstest@v17.12.0...v17.12.0)

Updates `MSTest.TestFramework` from 3.8.0-preview.25078.7 to 3.8.0-preview.25079.8
- [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.Analyzers` from 3.8.0-preview.25078.7 to 3.8.0-preview.25079.8
- [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.TestAdapter` from 3.8.0-preview.25078.7 to 3.8.0-preview.25079.8
- [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 `System.Memory` from 4.6.0 to 4.5.4

---
updated-dependencies:
- dependency-name: Microsoft.TestPlatform.ObjectModel
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: MSTest.TestFramework
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: MSTest.Analyzers
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: MSTest.TestAdapter
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: System.Memory
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Directory.Packages.props

@@ -21,7 +21,7 @@
   </PropertyGroup>
   <PropertyGroup Label="Test dependencies">
     <MicrosoftCodeAnalysisAnalyzerTestingVersion>1.1.3-beta1.24423.1</MicrosoftCodeAnalysisAnalyzerTestingVersion>
-    <MSTestVersion>3.8.0-preview.25078.7</MSTestVersion>
+    <MSTestVersion>3.8.0-preview.25079.8</MSTestVersion>
   </PropertyGroup>
   <ItemGroup Label="Analyzers">
     <PackageVersion Include="Microsoft.CodeAnalysis.BannedApiAnalyzers" Version="$(MicrosoftCodeAnalysisBannedApiAnalyzersVersion)" />