CONFIG: Bump Microsoft.NET.Test.Sdk from 17.11.1 to 17.12.0

Bumps [Microsoft.NET.Test.Sdk](https://github.com/microsoft/vstest) from 17.11.1 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@v17.11.1...v17.12.0)

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

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

NHSISL.LibPostalClient.Tests.Acceptance/NHSISL.LibPostalClient.Tests.Acceptance.csproj

@@ -19,7 +19,7 @@
 		<PackageReference Include="FluentAssertions" Version="6.12.1" />
 		<PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
 
-		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
 		<PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="8.0.1" />
 		<PackageReference Include="CleanMoq" Version="42.42.42" />
 		<PackageReference Include="Tynamix.ObjectFiller" Version="1.5.9" />

NHSISL.LibPostalClient.Tests.Unit/NHSISL.LibPostalClient.Tests.Unit.csproj

@@ -14,7 +14,7 @@
 		<PackageReference Include="DeepCloner" Version="0.10.4" />
 		<PackageReference Include="FluentAssertions" Version="6.12.1" />
 		<PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
-		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
 		<PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="8.0.1" />
 		<PackageReference Include="CleanMoq" Version="42.42.42" />
 		<PackageReference Include="Tynamix.ObjectFiller" Version="1.5.9" />