Bump Microsoft.NET.Test.Sdk from 17.7.2 to 17.8.0 (#952)

Bumps [Microsoft.NET.Test.Sdk](https://github.com/microsoft/vstest) from 17.7.2 to 17.8.0.
- [Release notes](https://github.com/microsoft/vstest/releases)
- [Changelog](https://github.com/microsoft/vstest/blob/main/docs/releases.md)
- [Commits](microsoft/vstest@v17.7.2...v17.8.0)

---
updated-dependencies:
- dependency-name: Microsoft.NET.Test.Sdk
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Directory.Packages.props

@@ -24,7 +24,7 @@
       HACK Workaround for https://github.com/aws/aws-lambda-dotnet/issues/920
     -->
     <PackageVersion Include="Microsoft.ICU.ICU4C.Runtime" Version="72.1.0.3" />
-    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.7.2" />
+    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
     <PackageVersion Include="Polly.Core" Version="$(PollyVersion)" />
     <PackageVersion Include="Polly.Extensions" Version="$(PollyVersion)" />
     <PackageVersion Include="Polly.RateLimiting" Version="$(PollyVersion)" />